include cleanups: remove unused headers and add feature test macros

[musl] / src / signal / sigfillset.c

diff --git a/src/signal/sigfillset.c b/src/signal/sigfillset.c
index 4d0a807..16e7b4f 100644 (file)
--- a/src/signal/sigfillset.c
+++ b/src/signal/sigfillset.c
@@ -1,5 +1,4 @@
 #include <signal.h>
-#include <string.h>
 #include <limits.h>
 
 int sigfillset(sigset_t *set)