diff -Naur gtk-sharp-1.0.8.orig/configure.in gtk-sharp-1.0.8/configure.in
--- gtk-sharp-1.0.8.orig/configure.in	2005-03-15 01:30:14 +0300
+++ gtk-sharp-1.0.8/configure.in	2005-07-29 15:28:07 +0400
@@ -47,7 +47,7 @@
 AC_SUBST(BUILD_GTK_CFLAGS)
 AC_SUBST(BUILD_GTK_LIBS)
 
-PKG_PATH=
+PKG_PATH=''
 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir],
 	if test x$with_crosspkgdir = "x"; then
 		if test -s $PKG_CONFIG_PATH; then