main.h (usage): add __attribute__((noreturn))

This way, older versions of gcc will not complain about eetest's "main"
ending with a call to "usage".

1 files changed, 1 insertions, 1 deletions

diff --git a/main.h b/main.h
index 6ff02cf..f46c7fc 100644
--- a/main.h
+++ b/main.h
@@ -13,6 +13,6 @@
 #ifndef MAIN_H
 #define	MAIN_H
 
-void usage(const char *name);
+void __attribute__((noreturn)) usage(const char *name);
 
 #endif /* !MAIN_H */