[src/trunk]: src/external/bsd/flex/include Allow tools to override m4

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b4cc0b3821a4
branches:  trunk
changeset: 748552:b4cc0b3821a4
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Oct 26 21:30:02 2009 +0000

description:
Allow tools to override m4

diffstat:

 external/bsd/flex/include/config.h |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r a1287ff8d811 -r b4cc0b3821a4 external/bsd/flex/include/config.h
--- a/external/bsd/flex/include/config.h        Mon Oct 26 21:29:46 2009 +0000
+++ b/external/bsd/flex/include/config.h        Mon Oct 26 21:30:02 2009 +0000
@@ -145,7 +145,9 @@
 #define HAVE__BOOL 1
 
 /* Define to the GNU M4 executable name. */
+#ifndef M4
 #define M4 "/usr/bin/m4"
+#endif
 
 /* Name of package */
 #define PACKAGE "flex"