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- /*
- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that this notice is preserved and that due credit is given
- * to the University of California at Berkeley. The name of the University
- * may not be used to endorse or promote products derived from this
- * software without specific prior written permission. This software
- * is provided ``as is'' without express or implied warranty.
- *
- * @(#)sigretro.h 5.2 (Berkeley) 2/18/88
- */
-
- /*
- * Define extra stuff not found in signal.h
- */
-
- #ifndef SIGRETRO
-
- #define SIGRETRO /* Can use this for cond code */
-
- #ifndef SIG_HOLD
-
- #define SIG_HOLD (int (*)()) 3 /* Phony action to hold sig */
- #define BADSIG (int (*)()) -1 /* Return value on error */
-
- #endif SIG_HOLD
-
- #endif SIGRETRO
-