Make expand-macro.pl scan config.h, if it exists.

diff --git a/Porting/expand-macro.pl b/Porting/expand-macro.pl
index 2cdaa79..34b76cb 100644 (file)
--- a/Porting/expand-macro.pl
+++ b/Porting/expand-macro.pl
@@ -32,6 +32,7 @@ if (!(@ARGV = @headers)) {
     while (<$fh>) {
        push @ARGV, $1 if m!^([^/]+\.h)\t!;
     }
+    push @ARGV, 'config.h' if -f 'config.h';
 }
 
 my $header;