diff --git a/tools/qfdefs/configure.in b/tools/qfdefs/configure.in
index d72e5f8ef..a7c2baa2d 100644
--- a/tools/qfdefs/configure.in
+++ b/tools/qfdefs/configure.in
@@ -97,6 +97,10 @@ if test "x$HAVE_QF" != xno; then
 	)
 fi
 
+QFDEFS_LIBS="-lQFgamecode -lQFutil"
+QFDEFS_DEPS=""
+QFDEFS_INCS=""
+
 if test "x$HAVE_QF" = xno; then
 	echo '***'
 	echo '*** You seem to not have the QuakeForge libs & headers installed'
@@ -104,6 +108,10 @@ if test "x$HAVE_QF" = xno; then
 	exit 1
 fi
 
+AC_SUBST(QFDEFS_LIBS)
+AC_SUBST(QFDEFS_DEPS)
+AC_SUBST(QFDEFS_INCS)
+
 AC_OUTPUT(
 	include/Makefile
 	source/Makefile