diff --git a/configure b/configure
index c36081947..b84ff4d12 100755
--- a/configure
+++ b/configure
@@ -2019,76 +2019,21 @@ fi
 rm -f conftest*
 fi
 
-echo $ac_n "checking for string.h containing index""... $ac_c" 1>&6
-echo "configure:2024: checking for string.h containing index" >&5
-cat > conftest.$ac_ext <<EOF
-#line 2026 "configure"
-#include "confdefs.h"
-
-#include <string.h>
-
-int main() {
-char a[] = "a";
-int c = index(" ", ' ') - a;
-; return 0; }
-EOF
-if { (eval echo configure:2036: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
-  ac_need_strings_h="no";
-echo "$ac_t""yes" 1>&6
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  ac_need_strings_h="yes";
-echo "$ac_t""no" 1>&6
-fi
-rm -f conftest*
-
-if test "$ac_need_strings_h" = "yes" ; then
-
-echo $ac_n "checking for strings.h containing index""... $ac_c" 1>&6
-echo "configure:2052: checking for strings.h containing index" >&5
-cat > conftest.$ac_ext <<EOF
-#line 2054 "configure"
-#include "confdefs.h"
-
-#include <strings.h>
-
-int main() {
-char a[] = "a";
-int c = index(" ", ' ') - a;
-; return 0; }
-EOF
-if { (eval echo configure:2064: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
-  CPPFLAGS="${CPPFLAGS} -DNEED_STRINGS_H";
-echo "$ac_t""yes" 1>&6
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  { echo "configure: error: index () is neither in string.h nor in strings.h" 1>&2; exit 1; }
-fi
-rm -f conftest*
-
-fi
-
 
 
   ac_safe=`echo "linux/videodev.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for linux/videodev.h""... $ac_c" 1>&6
-echo "configure:2082: checking for linux/videodev.h" >&5
+echo "configure:2027: checking for linux/videodev.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2087 "configure"
+#line 2032 "configure"
 #include "confdefs.h"
 #include <linux/videodev.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2092: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2037: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2112,12 +2057,12 @@ fi
   if test "${ac_cv_header_linux_videodev_h}" = "yes"
   then
     echo $ac_n "checking Video4Linux version 1 or 2""... $ac_c" 1>&6
-echo "configure:2116: checking Video4Linux version 1 or 2" >&5
+echo "configure:2061: checking Video4Linux version 1 or 2" >&5
 if eval "test \"`echo '$''{'sane_v4l_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2121 "configure"
+#line 2066 "configure"
 #include "confdefs.h"
 #include <linux/videodev.h>
 #ifdef V4L2_MAJOR_VERSION
@@ -2144,7 +2089,7 @@ echo "$ac_t""$sane_v4l_version" 1>&6
 
 
 echo $ac_n "checking for scsireq_enter in -lscsi""... $ac_c" 1>&6
-echo "configure:2148: checking for scsireq_enter in -lscsi" >&5
+echo "configure:2093: checking for scsireq_enter in -lscsi" >&5
 ac_lib_var=`echo scsi'_'scsireq_enter | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2152,7 +2097,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lscsi  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2156 "configure"
+#line 2101 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2163,7 +2108,7 @@ int main() {
 scsireq_enter()
 ; return 0; }
 EOF
-if { (eval echo configure:2167: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2112: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2191,7 +2136,7 @@ else
 fi
 	# FreeBSD needs this
 echo $ac_n "checking for cam_open_device in -lcam""... $ac_c" 1>&6
-echo "configure:2195: checking for cam_open_device in -lcam" >&5
+echo "configure:2140: checking for cam_open_device in -lcam" >&5
 ac_lib_var=`echo cam'_'cam_open_device | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2199,7 +2144,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcam  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2203 "configure"
+#line 2148 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2210,7 +2155,7 @@ int main() {
 cam_open_device()
 ; return 0; }
 EOF
-if { (eval echo configure:2214: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2238,7 +2183,7 @@ else
 fi
       # FreeBSD 3+ needs this
 echo $ac_n "checking for sqrt in -lm""... $ac_c" 1>&6
-echo "configure:2242: checking for sqrt in -lm" >&5
+echo "configure:2187: checking for sqrt in -lm" >&5
 ac_lib_var=`echo m'_'sqrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2246,7 +2191,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2250 "configure"
+#line 2195 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2257,7 +2202,7 @@ int main() {
 sqrt()
 ; return 0; }
 EOF
-if { (eval echo configure:2261: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2285,7 +2230,7 @@ else
 fi
 
 echo $ac_n "checking for gettext in -lintl""... $ac_c" 1>&6
-echo "configure:2289: checking for gettext in -lintl" >&5
+echo "configure:2234: checking for gettext in -lintl" >&5
 ac_lib_var=`echo intl'_'gettext | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2293,7 +2238,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2297 "configure"
+#line 2242 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2304,7 +2249,7 @@ int main() {
 gettext()
 ; return 0; }
 EOF
-if { (eval echo configure:2308: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2332,7 +2277,7 @@ else
 fi
 
 echo $ac_n "checking for syslog in -lsyslog""... $ac_c" 1>&6
-echo "configure:2336: checking for syslog in -lsyslog" >&5
+echo "configure:2281: checking for syslog in -lsyslog" >&5
 ac_lib_var=`echo syslog'_'syslog | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2340,7 +2285,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsyslog  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2344 "configure"
+#line 2289 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2351,7 +2296,7 @@ int main() {
 syslog()
 ; return 0; }
 EOF
-if { (eval echo configure:2355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2379,7 +2324,7 @@ else
 fi
              # OS/2 needs this
 echo $ac_n "checking for jpeg_start_decompress in -ljpeg""... $ac_c" 1>&6
-echo "configure:2383: checking for jpeg_start_decompress in -ljpeg" >&5
+echo "configure:2328: checking for jpeg_start_decompress in -ljpeg" >&5
 ac_lib_var=`echo jpeg'_'jpeg_start_decompress | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2387,7 +2332,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ljpeg  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2391 "configure"
+#line 2336 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2398,7 +2343,7 @@ int main() {
 jpeg_start_decompress()
 ; return 0; }
 EOF
-if { (eval echo configure:2402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2347: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2428,7 +2373,7 @@ fi
 
 if test "`uname`" != "IRIX" -a "`uname`" != "IRIX64"; then
     echo $ac_n "checking for gethostbyaddr in -lnsl""... $ac_c" 1>&6
-echo "configure:2432: checking for gethostbyaddr in -lnsl" >&5
+echo "configure:2377: checking for gethostbyaddr in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyaddr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2436,7 +2381,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2440 "configure"
+#line 2385 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2447,7 +2392,7 @@ int main() {
 gethostbyaddr()
 ; return 0; }
 EOF
-if { (eval echo configure:2451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2396: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2475,7 +2420,7 @@ else
 fi
 
     echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:2479: checking for socket in -lsocket" >&5
+echo "configure:2424: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2483,7 +2428,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2487 "configure"
+#line 2432 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2494,7 +2439,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2443: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2530,19 +2475,19 @@ fi
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:2534: checking for working alloca.h" >&5
+echo "configure:2479: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2539 "configure"
+#line 2484 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:2546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2491: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -2563,12 +2508,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:2567: checking for alloca" >&5
+echo "configure:2512: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2572 "configure"
+#line 2517 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -2596,7 +2541,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:2600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_alloca_works=yes
 else
@@ -2628,12 +2573,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2632: checking whether alloca needs Cray hooks" >&5
+echo "configure:2577: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2637 "configure"
+#line 2582 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -2658,12 +2603,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
 for ac_func in _getb67 GETB67 getb67; do
   echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2662: checking for $ac_func" >&5
+echo "configure:2607: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2667 "configure"
+#line 2612 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2686,7 +2631,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2690: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2713,7 +2658,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:2717: checking stack direction for C alloca" >&5
+echo "configure:2662: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2721,7 +2666,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 2725 "configure"
+#line 2670 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -2740,7 +2685,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:2744: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2689: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -2765,17 +2710,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2769: checking for $ac_hdr" >&5
+echo "configure:2714: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2774 "configure"
+#line 2719 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2779: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2724: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2804,12 +2749,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2808: checking for $ac_func" >&5
+echo "configure:2753: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2813 "configure"
+#line 2758 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2832,7 +2777,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2836: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2857,7 +2802,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:2861: checking for working mmap" >&5
+echo "configure:2806: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2865,7 +2810,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 2869 "configure"
+#line 2814 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -3005,7 +2950,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3009: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -3033,12 +2978,12 @@ for ac_func in atexit ioperm mkdir scsireq_enter sigprocmask \
     getenv isfdtype vsyslog
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3037: checking for $ac_func" >&5
+echo "configure:2982: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3042 "configure"
+#line 2987 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3061,7 +3006,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3065: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3010: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3159,7 +3104,7 @@ fi
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3163: checking for $ac_word" >&5
+echo "configure:3108: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3187,7 +3132,7 @@ else
 fi
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:3191: checking for BSD-compatible nm" >&5
+echo "configure:3136: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3224,7 +3169,7 @@ echo "$ac_t""$NM" 1>&6
 
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:3228: checking whether ln -s works" >&5
+echo "configure:3173: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3279,8 +3224,8 @@ test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
 case "$host" in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3283 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:3284: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 3228 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:3229: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -3301,19 +3246,19 @@ case "$host" in
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:3305: checking whether the C compiler needs -belf" >&5
+echo "configure:3250: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3310 "configure"
+#line 3255 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3317: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3262: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -3336,7 +3281,7 @@ echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
   # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3340: checking for $ac_word" >&5
+echo "configure:3285: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3368,7 +3313,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3372: checking for $ac_word" >&5
+echo "configure:3317: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3403,7 +3348,7 @@ fi
   # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3407: checking for $ac_word" >&5
+echo "configure:3352: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3435,7 +3380,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3439: checking for $ac_word" >&5
+echo "configure:3384: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3470,7 +3415,7 @@ fi
   # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args.
 set dummy ${ac_tool_prefix}objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3474: checking for $ac_word" >&5
+echo "configure:3419: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3502,7 +3447,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "objdump", so it can be a program name with args.
 set dummy objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3506: checking for $ac_word" >&5
+echo "configure:3451: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3626,7 +3571,7 @@ exec 5>>./config.log
 # Uses ac_ vars as temps to allow command line to override cache and checks.
 # --without-x overrides everything else, but does not touch the cache.
 echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:3630: checking for X" >&5
+echo "configure:3575: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -3688,12 +3633,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 3692 "configure"
+#line 3637 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3697: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3642: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3762,14 +3707,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3766 "configure"
+#line 3711 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:3773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
@@ -3866,17 +3811,17 @@ if test "${enable_dynamic}" != "no"; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3870: checking for $ac_hdr" >&5
+echo "configure:3815: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3875 "configure"
+#line 3820 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3880: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3825: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3897,7 +3842,7 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 #define $ac_tr_hdr 1
 EOF
  echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:3901: checking for dlopen in -ldl" >&5
+echo "configure:3846: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3905,7 +3850,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3909 "configure"
+#line 3854 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -3916,7 +3861,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:3920: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3865: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3946,12 +3891,12 @@ fi
    for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3950: checking for $ac_func" >&5
+echo "configure:3895: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3955 "configure"
+#line 3900 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3974,7 +3919,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3923: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4009,17 +3954,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4013: checking for $ac_hdr" >&5
+echo "configure:3958: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4018 "configure"
+#line 3963 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4023: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3968: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4040,7 +3985,7 @@ if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
 #define $ac_tr_hdr 1
 EOF
  echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:4044: checking for shl_load in -ldld" >&5
+echo "configure:3989: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4048,7 +3993,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4052 "configure"
+#line 3997 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4059,7 +4004,7 @@ int main() {
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:4063: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4089,12 +4034,12 @@ fi
    for ac_func in shl_load
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4093: checking for $ac_func" >&5
+echo "configure:4038: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4098 "configure"
+#line 4043 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4117,7 +4062,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4121: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4066: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4198,7 +4143,7 @@ fi
   # Extract the first word of "gtk-config", so it can be a program name with args.
 set dummy gtk-config; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4202: checking for $ac_word" >&5
+echo "configure:4147: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_GTK_CONFIG'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4233,7 +4178,7 @@ fi
 
   min_gtk_version=0.99.13
   echo $ac_n "checking for GTK - version >= $min_gtk_version""... $ac_c" 1>&6
-echo "configure:4237: checking for GTK - version >= $min_gtk_version" >&5
+echo "configure:4182: checking for GTK - version >= $min_gtk_version" >&5
   no_gtk=""
   if test "$GTK_CONFIG" = "no" ; then
     no_gtk=yes
@@ -4256,7 +4201,7 @@ echo "configure:4237: checking for GTK - version >= $min_gtk_version" >&5
   echo $ac_n "cross compiling; assumed OK... $ac_c"
 else
   cat > conftest.$ac_ext <<EOF
-#line 4260 "configure"
+#line 4205 "configure"
 #include "confdefs.h"
 
 #include <gtk/gtk.h>
@@ -4334,7 +4279,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:4338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4283: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -4368,7 +4313,7 @@ fi
           CFLAGS="$CFLAGS $GTK_CFLAGS"
           LIBS="$LIBS $GTK_LIBS"
           cat > conftest.$ac_ext <<EOF
-#line 4372 "configure"
+#line 4317 "configure"
 #include "confdefs.h"
 
 #include <gtk/gtk.h>
@@ -4378,7 +4323,7 @@ int main() {
  return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); 
 ; return 0; }
 EOF
-if { (eval echo configure:4382: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4327: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
    echo "*** The test program compiled, but did not run. This usually means"
           echo "*** that the run-time linker is not finding GTK or finding the wrong"
@@ -4448,12 +4393,12 @@ unset param
   for ac_func in gtk_tooltips_set_tips gtk_events_pending
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4452: checking for $ac_func" >&5
+echo "configure:4397: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4457 "configure"
+#line 4402 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4476,7 +4421,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4480: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4425: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4508,17 +4453,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4512: checking for $ac_hdr" >&5
+echo "configure:4457: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4517 "configure"
+#line 4462 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4522: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4467: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
diff --git a/configure.in b/configure.in
index 7be2d065d..314c83868 100644
--- a/configure.in
+++ b/configure.in
@@ -102,29 +102,6 @@ then
    AC_DEFINE(scsireq_t, struct scsireq_t))
 fi
 
-AC_MSG_CHECKING([for string.h containing index])
-AC_TRY_COMPILE([
-#include <string.h>
-],[char a[] = "a";
-int c = index(" ", ' ') - a;],
-ac_need_strings_h="no";
-[AC_MSG_RESULT([yes])],
-ac_need_strings_h="yes";
-[AC_MSG_RESULT([no])])
-
-if test "$ac_need_strings_h" = "yes" ; then
-
-AC_MSG_CHECKING([for strings.h containing index])
-AC_TRY_COMPILE([
-#include <strings.h>
-],[char a[] = "a";
-int c = index(" ", ' ') - a;],
-CPPFLAGS="${CPPFLAGS} -DNEED_STRINGS_H";
-[AC_MSG_RESULT([yes])],
-[AC_MSG_ERROR([index () is neither in string.h nor in strings.h])])
-
-fi
-
 
 SANE_V4L_VERSION