libxfcegui4: fixed build issues against last libxfce4util

https://bugzilla.xfce.org/show_bug.cgi?id=10974

libxfcegui4/.md5sum

@@ -1 +1,2 @@
 4025b9d6811f051c914cdd700d437e61  libxfcegui4-4.10.0.tar.bz2
+e57b7c546ebe1f43bf1f222b6e57c6b9  no-xfce_setenv.patch

libxfcegui4/Pkgfile

@@ -7,12 +7,15 @@
 
 name=libxfcegui4
 version=4.10.0
-release=1
-source=(http://archive.xfce.org/src/xfce/$name/${version%.*}/$name-$version.tar.bz2)
+release=2
+source=(http://archive.xfce.org/src/xfce/$name/${version%.*}/$name-$version.tar.bz2 \
+        no-xfce_setenv.patch)
 
 build () {
   cd $name-$version
 
+  patch -p0 -i $SRC/no-xfce_setenv.patch
+
   sed -e '/^AC_PROG_INTLTOOL/d' -i configure.in
   sed -e '/^SUBDIRS/s/po//' -i Makefile.in
 

libxfcegui4/no-xfce_setenv.patch

@@ -0,0 +1,14 @@
+http://bugs.gentoo.org/513568
+http://bugzilla.xfce.org/show_bug.cgi?id=10974
+
+--- libxfcegui4/xfce-exec.c
++++ libxfcegui4/xfce-exec.c
+@@ -79,7 +79,7 @@
+ #ifndef G_OS_WIN32
+     gchar *dpyname = user_data;
+     
+-    xfce_setenv ("DISPLAY", dpyname, TRUE);
++    g_setenv ("DISPLAY", dpyname, TRUE);
+ #endif
+ }
+