Style inquistion for util and some tools.

util/estrtol.c

@@ -2,6 +2,7 @@
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
+
 #include "../util.h"
 
 long
@@ -9,14 +10,17 @@ estrtol(const char *s, int base)
 {
 	char *end;
 	long n;
-	
+
 	errno = 0;
 	n = strtol(s, &end, base);
 	if(*end != '\0' || errno != 0) {
-		if(base == 0)
+		if(base == 0) {
 			eprintf("%s: not an integer\n", s);
-		else
+		} else {
 			eprintf("%s: not a base %d integer\n", s, base);
+		}
 	}
+
 	return n;
 }
+