--- a/configure.in
+++ b/configure.in
@@ -18,6 +18,7 @@ if test "x$LEX" = "xlex" ; then AC_DEFINE(USING_LEX, 1,
    [Define this if the scanner is run through lex, not flex])
 fi
 AC_PROG_YACC
+PKG_PROG_PKG_CONFIG
 
 AC_SYS_LARGEFILE
 
@@ -361,7 +362,7 @@ dnl Check for a GNOME installation
 AC_DEFUN([AC_CHECK_GNOME],[
 	has_gnome=false
 	AC_CHECK_PROG(gnome1, gnome-config, true)	
-	AC_CHECK_PROG(gnome2, pkg-config, true)
+	AC_CHECK_PROG(gnome2, $PKG_CONFIG, true)
 
 	if test x$gnome1 = xtrue; then
 	  has_gnome=true
@@ -371,7 +372,7 @@ AC_DEFUN([AC_CHECK_GNOME],[
 	  has_gnome=true
 	fi
 	
-	AM_CONDITIONAL(USING_GNOME2, pkg-config --exists gtk+-2.0)
+	AM_CONDITIONAL(USING_GNOME2, $PKG_CONFIG --exists gtk+-2.0)
 	AM_CONDITIONAL(HAS_GNOME, test "$has_gnome" = true)
 	AM_CONDITIONAL(GNOME_LINUX, test "$host_os" = Linux)
 ])