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From: Sam James <sam@gentoo.org>
Subject: [PATCH] Fix -Wdeprecated-non-prototype
xtail.c:365:22: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype]
extern unsigned sleep();
^
/usr/include/unistd.h:464:21: note: conflicting prototype is here
extern unsigned int sleep (unsigned int __seconds);
^
1 warning generated.
--- a/xtail.c
+++ b/xtail.c
@@ -362,7 +362,6 @@ int main(int argc, char *argv[])
* End of checking loop.
*/
{
- extern unsigned sleep();
(void) fflush(stdout);
(void) sleep(SLEEP_TIME);
}
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