configure.ac : Patch from David Yeo adding LT_NO_UNDEFINED for OS/2.
diff --git a/configure.ac b/configure.ac
index 12fb910..463c9f6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -104,8 +104,8 @@
AC_SUBST(OBJ_FORMAT)
case "$host" in
- *-*-cygwin|*mingw*)
- # define this variable for enabling strict exports with libtool; for now, it's only supported by Win32
+ *-*-cygwin|*mingw*|*emx*)
+ # define this variable for enabling strict exports with libtool; for now, it's supported by Win32 and OS/2
LT_NO_UNDEFINED="-no-undefined"
;;
*)