feat: unify system status codes

programs/lib/libc/libc.c

@@ -15,6 +15,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <fcntl.h>
+#include "../../include/montauk/statuscodes.h"
 #include <math.h>
 #include <string.h>
 #include <time.h>
@@ -2476,7 +2477,7 @@ char *getcwd(char *buf, size_t size) {
     }
     int result = (int)_mtk_syscall2(SYS_GETCWD, (long)buf, (long)size);
     if (result < 0) {
-        errno = result == -2 ? ERANGE : EIO;
+        errno = result == BufferTooSmall ? ERANGE : EIO;
         return NULL;
     }
     return buf;
@@ -3566,9 +3567,10 @@ int utime(const char *path, const struct utimbuf *times) {
                                 times != NULL ? (long)times->modtime : 0,
                                 times == NULL);
     if (result == 0) return 0;
-    if (result == -2) errno = ENOTSUP;
-    else if (result == -3) errno = EOVERFLOW;
-    else if (result == -4) errno = EIO;
+    if (result == UnsupportedOp) errno = ENOTSUP;
+    else if (result == InvalidArgument) errno = EOVERFLOW;
+    else if (result == IoFailure) errno = EIO;
+    else if (result == SystemIntegrityError) errno = EPERM;
     else errno = ENOENT;
     return -1;
 }