+/* POSIX 2008 requires traditional encoding of permission constants. */
+verify (S_IRWXU == 00700);
+verify (S_IRUSR == 00400);
+verify (S_IWUSR == 00200);
+verify (S_IXUSR == 00100);
+verify (S_IRWXG == 00070);
+verify (S_IRGRP == 00040);
+verify (S_IWGRP == 00020);
+verify (S_IXGRP == 00010);
+verify (S_IRWXO == 00007);
+verify (S_IROTH == 00004);
+verify (S_IWOTH == 00002);
+verify (S_IXOTH == 00001);
+verify (S_ISUID == 04000);
+verify (S_ISGID == 02000);
+verify (S_ISVTX == 01000);
+
+#if ((0 <= UTIME_NOW && UTIME_NOW < 1000000000) \
+ || (0 <= UTIME_OMIT && UTIME_OMIT < 1000000000) \
+ || UTIME_NOW == UTIME_OMIT)
+invalid UTIME macros
+#endif
+
+/* Check the existence of some types. */
+nlink_t t1;
+off_t t2;
+mode_t t3;
+
+struct timespec st;
+