--- sysutils/gkrellm2/Makefile.orig	2013-08-06 20:15:14.247011629 -0500
+++ sysutils/gkrellm2/Makefile	2013-08-06 20:16:20.303016367 -0500
@@ -27,6 +27,8 @@
 
 .include <bsd.port.options.mk>
 
+USES+=		pkgconfig
+
 .if ${PORT_OPTIONS:MGKRELLM_CLIENT}
 CONFLICTS=	gkrellm-1.*
 USE_GNOME=	gtk20