Index: acinclude.m4
--- acinclude.m4.orig
+++ acinclude.m4
@@ -287,7 +287,7 @@ AC_DEFUN([MULE_CHECK_SYSTEM],
 		;;
 	openbsd*)
 		SYS=openbsd
-		LIBS="$LIBS -L/usr/local/lib"
+		LIBS="$LIBS -L${LOCALDIR}/lib"
 		MULECPPFLAGS="-D__OPENBSD__"
 		;;
 	*cygwin* | *mingw32*)
@@ -358,7 +358,7 @@ AC_DEFUN([MULE_COMPILATION_FLAGS],
 		AS_IF([test ${GCC:-no} = yes],		[MULE_ADDCCXXFLAG([-W -Wall -Wshadow -Wundef -ggdb -fno-inline -fmessage-length=0])])
 		AS_IF([test ${SYS:-unknown} = win32],	[MULE_ADDFLAG([RC], [-D__DEBUG__])])
 	], [
-		AS_IF([test ${GCC:-no} = yes], [MULE_ADDCCXXFLAG([-W -Wall -Wshadow -Wundef])])
+		AS_IF([test ${GCC:-no} = yes], [MULE_ADDCCXXFLAG([-W -Wall -Wshadow])])
 	])
 
 	MULE_IF_ENABLED([profile],
