1 files changed, 4 insertions, 4 deletions
diff --git a/usage.c b/usage.c
index ec4cf53..b5e67e3 100644
--- a/usage.c
+++ b/usage.c
@@ -46,7 +46,7 @@ void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list param
 	die_routine = routine;
 }
 
-void usagef(const char *err, ...)
+void NORETURN usagef(const char *err, ...)
 {
 	va_list params;
 
@@ -55,12 +55,12 @@ void usagef(const char *err, ...)
 	va_end(params);
 }
 
-void usage(const char *err)
+void NORETURN usage(const char *err)
 {
 	usagef("%s", err);
 }
 
-void die(const char *err, ...)
+void NORETURN die(const char *err, ...)
 {
 	va_list params;
 
@@ -69,7 +69,7 @@ void die(const char *err, ...)
 	va_end(params);
 }
 
-void die_errno(const char *fmt, ...)
+void NORETURN die_errno(const char *fmt, ...)
 {
 	va_list params;
 	char fmt_with_err[1024];