Use glibtool on Darwin.

autogen.sh

@@ -7,6 +7,16 @@
 DIE=true
 PROJECT="gsnmp"
 
+case `uname -s` in
+    Darwin)
+	libtool=glibtool
+	libtoolize=glibtoolize
+	;;
+    *)
+	libtool=libtool
+	libtoolize=libtoolize
+	;;
+esac
 
 VER=`autoconf --version | grep '^autoconf' | sed 's/.*)//'`
 case "$VER" in
@@ -37,9 +47,26 @@ _EOF_
   ;;
 esac
 
+VER=`${libtool} --version | grep ' libtool)' | \
+sed 's/.*) \([0-9][0-9.]*\) .*/\1/' `
+case "$VER" in
+0* | 1\.[0-2] | 1\.[0-2][a-z]* | \
+1\.3\.[0-2] | 1\.3\.[0-2][a-z]* )
+
+  cat >&2 <<_EOF_
+
+	You must have libtool 1.3.3 or later installed to compile $PROJECT.
+	Download the appropriate package for your distribution/OS,
+	or get the source tarball at ftp://ftp.gnu.org/pub/gnu/libtool/
+_EOF_
+  DIE="exit 1"
+  ;;
+esac
 
 $DIE
 
+${libtoolize} --copy --force || exit 1
+
 if test -z "$*"; then
 	echo "Running ./configure with no arguments. If you wish to pass any,"
 	echo "please specify them on the $0 command line."