warning: no previous prototype for 'do_nothing' [-Wmissing-prototypes]

diff --git a/lib/lib.c b/lib/lib.c
index e540e8d170971ec1e7742e37edc5353194037930..4b4bf73a4f30359f1336c9816ffb28d875af881b 100644 (file)
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -3,5 +3,7 @@
  * moving something that flex treats as a library function into this
  * directory. */
 
+extern void do_nothing(void);
+
 void do_nothing(void){ return;}