$OpenBSD: patch-configure_in,v 1.2 2004/07/24 12:47:13 espie Exp $
--- configure.in.orig	Sun May 30 18:24:10 2004
+++ configure.in	Fri Jul 16 00:35:53 2004
@@ -797,7 +797,7 @@ AC_DEFUN(AC_GSL_REQUIREMENTS,
       [AC_CHECK_HEADER(ogg/ogg.h, ov_headers=`expr $ov_headers + 1`)]
       [AC_CHECK_HEADER(vorbis/vorbisfile.h, ov_headers=`expr $ov_headers + 1`)]
       ,
-      ov_headers=0, -lvorbis -logg)
+      ov_headers=0, -lvorbis -logg -lm)
     if test $ov_headers = 2 ; then
       GSL_LIBS="$GSL_LIBS -lvorbisfile -lvorbis -logg"
 	  GSL_HAVE_OGGVORBIS=1
