diff -ruN -x CVS pkgsrc-halfpatch/graphics/MesaLib//Makefile pkgsrc/graphics/MesaLib//Makefile
--- pkgsrc-halfpatch/graphics/MesaLib//Makefile	2017-07-31 16:42:42.000000000 +0200
+++ pkgsrc/graphics/MesaLib//Makefile	2017-07-31 14:21:55.777970151 +0200
@@ -113,4 +113,5 @@
 .include "../../x11/libXext/buildlink3.mk"
 .include "../../x11/libxcb/buildlink3.mk"
 .include "../../x11/glproto/buildlink3.mk"
+.include "../../security/libgcrypt/buildlink3.mk"
 .include "../../mk/bsd.pkg.mk"