New error code ERR_R_DISABLED

Submitted by: Douglas Stebila <douglas.stebila@sun.com>

crypto/err/err.c

@@ -208,6 +208,7 @@ static ERR_STRING_DATA ERR_str_reasons[]=
 {ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED	,"called a function you should not call"},
 {ERR_R_PASSED_NULL_PARAMETER		,"passed a null parameter"},
 {ERR_R_INTERNAL_ERROR			,"internal error"},
+{ERR_R_DISABLED				,"called a function that was disabled at compile-time"},
 
 {0,NULL},
 	};

crypto/err/err.h

@@ -228,6 +228,7 @@ typedef struct err_state_st
 #define	ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED	(2|ERR_R_FATAL)
 #define	ERR_R_PASSED_NULL_PARAMETER		(3|ERR_R_FATAL)
 #define	ERR_R_INTERNAL_ERROR			(4|ERR_R_FATAL)
+#define	ERR_R_DISABLED				(5|ERR_R_FATAL)
 
 /* 99 is the maximum possible ERR_R_... code, higher values
  * are reserved for the individual libraries */