remove conflicting PKG_CONFIG_PATH from environment

package/wdfs/Makefile

@@ -5,7 +5,7 @@ include ${TOPDIR}/rules.mk
 
 PKG_NAME:=		wdfs
 PKG_VERSION:=		1.4.2
-PKG_RELEASE:=		2
+PKG_RELEASE:=		4
 PKG_MD5SUM:=		628bb44194d04c1cf8aacc446ed0a230
 PKG_DESCR:=		WebDAV filesystem
 PKG_SECTION:=		fs

package/wdfs/patches/patch-configure

@@ -0,0 +1,11 @@
+--- wdfs-1.4.2.orig/configure	2007-04-17 22:43:31.000000000 +0200
++++ wdfs-1.4.2/configure	2010-12-11 11:23:49.000000000 +0100
+@@ -4953,8 +4953,6 @@ else
+ fi
+ 
+ 
+-export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:$PKG_CONFIG_PATH
+-
+ 
+ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
+ 	if test -n "$ac_tool_prefix"; then