make_makefiles: Add 'use strict'.

[Francois Gouget]

---

Luckily the script was already clean.


 tools/make_makefiles |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/tools/make_makefiles b/tools/make_makefiles
index e73fabb..f6533a4 100755
--- a/tools/make_makefiles
+++ b/tools/make_makefiles
@@ -1,4 +1,5 @@
 #!/usr/bin/perl -w
+use strict;
 #
 # Build the auto-generated parts of the Wine makefiles.
 #
-- 
1.5.6.5