diff --git a/src/modal.c b/src/modal.c
index 1590db5..8d20a94 100644
--- a/src/modal.c
+++ b/src/modal.c
@@ -34,10 +34,10 @@ walk(char *s)
 static int
 sint(char *s)
 {
-	int acc = 0;
+	int r = 0;
 	char c;
-	while((c = *s++) && c > 0x20) acc *= 10, acc += c - '0';
-	return acc;
+	while((c = *s++) && c > 0x20) r = r * 10 + c - '0';
+	return r;
 }
 
 static void
@@ -97,13 +97,9 @@ write_reg(char r, char *reg)
 	char c, *cap = walk(reg);
 	switch(r) {
 	case '>': /* op: output */
-	case ':':
-		device_write(reg);
-		return;
+	case ':': device_write(reg); return;
 	case '<': /* op: input */
-	case '~':
-		device_read();
-		return;
+	case '~': device_read(); return;
 	case '^': /* op: join */
 		if(*reg == '(') reg++, --cap;
 		while(reg < cap && (c = *reg++))
@@ -244,8 +240,7 @@ rewrite(void)
 				while(*s == ' ') s++;
 				cap = walk(s), r = find_rule(s, cap);
 				if(r != NULL) {
-					if(!quiet)
-						fprintf(stderr, ">< (%s) (%s)\n", r->a, r->b);
+					if(!quiet) fprintf(stderr, ">< (%s) (%s)\n", r->a, r->b);
 					r->a = 0;
 				}
 				while(*cap == ' ') cap++;
@@ -256,8 +251,7 @@ rewrite(void)
 				r = rules_, r->id = rules_ - rules - 1;
 				s = parse_frag(&r->b, parse_frag(&r->a, s + 2));
 				if(*r->a) {
-					if(!quiet)
-						fprintf(stderr, "<> (%s) (%s)\n", r->a, r->b);
+					if(!quiet) fprintf(stderr, "<> (%s) (%s)\n", r->a, r->b);
 					rules_++;
 				}
 				while(*s == ' ') s++;