the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#ifndef _HARD_REG_SET_H
-#define _HARD_REG_SET_H 1
+#ifndef GCC_HARD_REG_SET_H
+#define GCC_HARD_REG_SET_H
/* Define the type of a set of hard registers. */
extern const char * reg_names[FIRST_PSEUDO_REGISTER];
-#endif /* _HARD_REG_SET_H */
+#endif /* ! GCC_HARD_REG_SET_H */