*: tidy up usage of char **environ

runit/runsv.c

@@ -279,7 +279,7 @@ static unsigned custom(struct svdir *s, char c)
 					warn_cannot("setup stdout for control/?");
 				prog[0] = a;
 				prog[1] = NULL;
-				execve(a, prog, environ);
+				execv(a, prog);
 				fatal_cannot("run control/?");
 			}
 			while (safe_waitpid(pid, &w, 0) == -1) {

runit/svlogd.c

@@ -252,7 +252,7 @@ static unsigned processorstart(struct logdir *ld)
 		prog[1] = (char*)"-c";
 		prog[2] = ld->processor;
 		prog[3] = NULL;
-		execve("/bin/sh", prog, environ);
+		execv("/bin/sh", prog);
 		bb_perror_msg_and_die(FATAL"cannot %s processor %s", "run", ld->name);
 	}
 	ld->ppid = pid;