[PATCH][font/util] fontutil.m4.in: use $PKG_CONFIG instead of pkg-config

[Ross Burton]

Instead of assuming that pkg-config is on the path, require PKG_PROG_PKG_CONFIG
to be called and use $PKG_CONFIG.

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 fontutil.m4.in | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fontutil.m4.in b/fontutil.m4.in
index 98f4781..ff2f053 100644
--- a/fontutil.m4.in
+++ b/fontutil.m4.in
@@ -282,10 +282,11 @@ AC_DEFUN([XORG_FONT_CHECK_COMPRESSION],[
 # by ucs2any, and export it as MAPFILES_PATH to the Makefiles
 
 AC_DEFUN([XORG_FONT_UCS2ANY],[
+	AC_REQUIRE([PKG_PROG_PKG_CONFIG])
 	XORG_FONT_REQUIRED_PROG(UCS2ANY, ucs2any)
 	PKG_CHECK_MODULES(MAPS, [fontutil])
 	AC_MSG_CHECKING([for ucs2any encoding data files])
-	MAPFILES_PATH=`pkg-config --variable=mapdir fontutil`
+	MAPFILES_PATH=`$PKG_CONFIG --variable=mapdir fontutil`
 	AC_SUBST(MAPFILES_PATH)
 	AC_MSG_RESULT([${MAPFILES_PATH}])
 ])
-- 
1.8.5