Squash commits for public release

libs/libc/include/shadow.h

@@ -0,0 +1,30 @@
+#ifndef _LIBC_SHADOW_H
+#define _LIBC_SHADOW_H
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+struct spwd {
+    char* sp_namp;
+    char* sp_pwdp;
+    int sp_lstchg;
+    int sp_min;
+    int sp_max;
+    int sp_warn;
+    int sp_inact;
+    int sp_expire;
+    uint32_t sp_flag;
+};
+
+typedef struct spwd spwd_t;
+
+void setspent();
+void endspent();
+spwd_t* getspent();
+spwd_t* getspnam(const char* name);
+
+__END_DECLS
+
+#endif // _LIBC_SHADOW_H