--- a/make/autoconf/spec.gmk.in	Mon Dec 04 17:54:49 2017 +0000
+++ b/make/autoconf/spec.gmk.in	Mon Dec 04 19:08:56 2017 +0100
@@ -293,6 +293,7 @@
 FREETYPE_CFLAGS:=@FREETYPE_CFLAGS@
 FREETYPE_BUNDLE_LIB_PATH=@FREETYPE_BUNDLE_LIB_PATH@
 FREETYPE_LICENSE=@FREETYPE_LICENSE@
+FONTCONFIG_CFLAGS:=@FONTCONFIG_CFLAGS@
 CUPS_CFLAGS:=@CUPS_CFLAGS@
 ALSA_LIBS:=@ALSA_LIBS@
 ALSA_CFLAGS:=@ALSA_CFLAGS@