regenerated

git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@773 7ae35d74-ebe9-4afe-98af-79ac388436b8

aclocal.m4

@@ -4058,6 +4058,26 @@ AC_DEFUN([_AM_DIRNAME],
 	      m4_patsubst([$1], [^\(.*[^/]\)//*[^/][^/]*/*$], [\1]))[]dnl
 ]) # _AM_DIRNAME
 
+# Add --enable-maintainer-mode option to configure.
+# From Jim Meyering
+
+# serial 1
+
+AC_DEFUN([AM_MAINTAINER_MODE],
+[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
+  dnl maintainer-mode is disabled by default
+  AC_ARG_ENABLE(maintainer-mode,
+[  --enable-maintainer-mode enable make rules and dependencies not useful
+                          (and sometimes confusing) to the casual installer],
+      USE_MAINTAINER_MODE=$enableval,
+      USE_MAINTAINER_MODE=no)
+  AC_MSG_RESULT([$USE_MAINTAINER_MODE])
+  AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
+  MAINT=$MAINTAINER_MODE_TRUE
+  AC_SUBST(MAINT)dnl
+]
+)
+
 #serial 1
 # This test replaces the one in autoconf.
 # Currently this macro should have the same name as the autoconf macro