Source
--- other/pamx/Makefile.orig 2016-12-25 11:36:41.000000000 -0600
+++ other/pamx/Makefile 2017-01-12 02:35:01.000000000 -0600
EXTERN_INCLUDE =
-ifeq ($(shell $(PKG_CONFIG) x11 --modversion --silence-errors),)
+ifeq ($(WANT_X11),N)
+else ifeq ($(shell $(PKG_CONFIG) x11 --modversion --silence-errors),)
# Pkg-config has never heard of X11, or doesn't even exist
ifneq ($(X11LIB),NONE)