libc: implement err/warn functions

1 files changed, 5 insertions, 6 deletions

diff --git a/include/err.h b/include/err.h
index f08005f7..3e670fb8 100644
--- a/include/err.h
+++ b/include/err.h
@@ -2,16 +2,15 @@
 #define __ERR_H
 
 #include <stdarg.h>
+#include <sys/cdefs.h>
 
-_Noreturn void err(int eval, const char *fmt, ...);
-_Noreturn void errx(int eval, const char *fmt, ...);
+__dead void err(int eval, const char *fmt, ...);
+__dead void errx(int eval, const char *fmt, ...);
+__dead void verr(int eval, const char *fmt, va_list args);
+__dead void verrx(int eval, const char *fmt, va_list args);
 
 void warn(const char *fmt, ...);
 void warnx(const char *fmt, ...);
-
-_Noreturn void verr(int eval, const char *fmt, va_list args);
-_Noreturn void verrx(int eval, const char *fmt, va_list args);
-
 void vwarn(const char *fmt, va_list args);
 void vwarnx(const char *fmt, va_list args);