upgrade to libtool-1.4.2a-4

git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@864 7ae35d74-ebe9-4afe-98af-79ac388436b8

libltdl/acinclude.m4

@@ -2230,6 +2230,7 @@ os2*)
 osf3* | osf4* | osf5*)
   version_type=osf
   need_version=no
+  need_lib_prefix=no
   soname_spec='${libname}${release}.so'
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
   shlibpath_var=LD_LIBRARY_PATH
@@ -3375,13 +3376,7 @@ irix5* | irix6* | nonstopux*)
 
 # This must be Linux ELF.
 linux-gnu*)
-  case $host_cpu in
-  alpha* | hppa* | i*86 | powerpc* | sparc* | ia64* )
-    lt_cv_deplibs_check_method=pass_all ;;
-  *)
-    # glibc up to 2.1.1 does not perform some relocations on ARM
-    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )' ;;
-  esac
+  lt_cv_deplibs_check_method=pass_all
   lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
   ;;
 

libltdl/aclocal.m4

@@ -2183,6 +2183,7 @@ os2*)
 osf3* | osf4* | osf5*)
   version_type=osf
   need_version=no
+  need_lib_prefix=no
   soname_spec='${libname}${release}.so'
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
   shlibpath_var=LD_LIBRARY_PATH
@@ -3306,13 +3307,7 @@ irix5* | irix6* | nonstopux*)
 
 # This must be Linux ELF.
 linux-gnu*)
-  case $host_cpu in
-  alpha* | hppa* | i*86 | powerpc* | sparc* | ia64* )
-    lt_cv_deplibs_check_method=pass_all ;;
-  *)
-    # glibc up to 2.1.1 does not perform some relocations on ARM
-    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )' ;;
-  esac
+  lt_cv_deplibs_check_method=pass_all
   lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
   ;;
 

libltdl/ltdl.c

@@ -2875,7 +2875,10 @@ try_dlopen (phandle, filename)
 #endif
 		   )))
 	{
-	  tryall_dlopen (&newhandle, filename);
+	  if (tryall_dlopen (&newhandle, filename) != 0)
+            {
+              newhandle = NULL;
+            }
 	}
 
       if (!newhandle)