add getresuid and getresgid syscall wrappers

[musl] / src / misc / getresgid.c

diff --git a/src/misc/getresgid.c b/src/misc/getresgid.c
new file mode 100644 (file)
index 0000000..d00d9a9
--- /dev/null
+++ b/src/misc/getresgid.c
@@ -0,0 +1,8 @@
+#define _GNU_SOURCE
+#include <unistd.h>
+#include "syscall.h"
+
+int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid)
+{
+       return syscall(SYS_getresgid, rgid, egid, sgid);
+}