Use constant instead of hardcoded value for sleeptime on failed fork call

darcs-hash:20070121152026-ac50b-1daaac921f31dd10b2646d51b65af5260890d291.gz

exec.c

@@ -66,6 +66,11 @@
 */
 #define FORK_LAPS 5
 
+/**
+   The number of nanoseconds to sleep between attempts to call fork()
+*/
+#define FORK_SLEEP_TIME 1000000
+
 /**
    Base open mode to pass to calls to open
 */
@@ -721,7 +726,7 @@ static pid_t exec_fork()
 		}
 
 		pollint.tv_sec = 0;
-		pollint.tv_nsec = 1000000;
+		pollint.tv_nsec = FORK_SLEEP_TIME;
 
 		/*
 		  Don't sleep on the final lap - sleeping might change the