OS-4300 increase RT signal count
Reviewed by: Robert Mustacchi <rm@joyent.com>

@@ -20,10 +20,11 @@
  */
 
 /*
  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
+ * Copyright 2015, Joyent, Inc.
  */
 
 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
 /*        All Rights Reserved   */
 

@@ -156,12 +157,12 @@
 #if defined(__EXTENSIONS__) || !defined(_XPG4_2)
 /*
  * use of these symbols by applications is injurious
  *      to binary compatibility
  */
-#define NSIG    74      /* valid signals range from 1 to NSIG-1 */
-#define MAXSIG  73      /* size of u_signal[], NSIG-1 <= MAXSIG */
+#define NSIG    75      /* valid signals range from 1 to NSIG-1 */
+#define MAXSIG  74      /* size of u_signal[], NSIG-1 <= MAXSIG */
 #endif /* defined(__EXTENSIONS__) || !defined(_XPG4_2) */
 
 #define MINSIGSTKSZ     2048
 #define SIGSTKSZ        8192