Remove some redundant parenthesis; no functional change.

src/lib/commands/coas.c

@@ -174,5 +174,5 @@ showship(struct coast **cpp, int x, int y)
     /* check that last one! */
     if (todelete)
 	free(todelete);
-    return (nship);
+    return nship;
 }

src/lib/commands/desi.c

@@ -57,7 +57,7 @@ desi(void)
     if (player->argp[2]) {
 	cost = do_desi(natp, player->argp[1], player->argp[2], cash, 0);
 	if (cost < 0)
-	    return (int)(-cost);
+	    return (int)-cost;
 	if (chkmoney(cost, cash, player->argp[3]))
 	    return RET_SYN;
     }

src/lib/commands/edit.c

@@ -450,10 +450,10 @@ static int
 errcheck(int num, int min, int max)
 {
     if (num < min)
-	return (min);
+	return min;
     else if (num > max)
-	return (max);
-    return (num);
+	return max;
+    return num;
 }
 
 static int

src/lib/commands/load.c

@@ -618,7 +618,7 @@ load_land_ship(struct sctstr *sectp, struct shpstr *sp, int noisy,
 		    load_spy = 1;
 		}
 	    }
-	    if ((!load_spy) &&
+	    if (!load_spy &&
 		(sp->shp_nland >= mchr[(int)sp->shp_type].m_nland)) {
 		if (noisy) {
 		    if (mchr[(int)sp->shp_type].m_nland)
@@ -678,7 +678,7 @@ load_land_ship(struct sctstr *sectp, struct shpstr *sp, int noisy,
 			    land.lnd_x, land.lnd_y);
 	    }
 
-	    land.lnd_ship = (-1);
+	    land.lnd_ship = -1;
 	    sp->shp_nland--;
 	    putland(land.lnd_uid, &land);
 	    putship(sp->shp_uid, sp);
@@ -1153,7 +1153,7 @@ load_land_land(struct sctstr *sectp, struct lndstr *lp, int noisy,
 	    land.lnd_own = sectp->sct_own;
 	    makenotlost(EF_LAND, land.lnd_own, land.lnd_uid, land.lnd_x,
 			land.lnd_y);
-	    land.lnd_land = (-1);
+	    land.lnd_land = -1;
 	    lp->lnd_nland--;
 	    putland(land.lnd_uid, &land);
 	    putland(lp->lnd_uid, lp);

src/lib/commands/mfir.c

@@ -125,7 +125,7 @@ multifire(void)
 
     emp_initque(&fired);
     emp_initque(&defended);
-    type = (-1);
+    type = -1;
     while ((type != EF_SECTOR) && (type != EF_SHIP) && (type != EF_LAND)) {
 	if (!(p = getstarg(player->argp[1],
 			   "Firing from ship(s), sect(s), or land unit(s)? ",
@@ -692,7 +692,7 @@ defend(struct emp_qelem *al, struct emp_qelem *dl, enum targ_type target,
 	emp_insque(&fp->queue, al);
     }
 
-    return (dam);
+    return dam;
 }
 
 static void
@@ -963,7 +963,7 @@ quiet_bigdef(int attacker, struct emp_qelem *list, natid own, natid aown,
 	}
     }
 
-    return ((*nfiring) == 0 ? 0 : (dam / (*nfiring)));
+    return *nfiring == 0 ? 0 : dam / *nfiring;
 }
 
 static void

src/lib/commands/retr.c

@@ -50,7 +50,9 @@ retr(void)
     int nships;
     struct nstr_item ni;
     struct shpstr ship;
-    int isfleet = 0, rflags = (-2), zero;
+    int isfleet = 0;
+    int rflags = -2;
+    int zero;
     unsigned int x;
     s_char buf1[1024];
     s_char buf2[1024];
@@ -200,7 +202,9 @@ lretr(void)
     int nunits;
     struct nstr_item ni;
     struct lndstr land;
-    int isarmy = 0, rflags = (-2), zero;
+    int isarmy = 0;
+    int rflags = -2;
+    int zero;
     s_char buf1[1024];
     s_char buf2[1024];
     unsigned int x;

src/lib/commands/sail.c

@@ -166,10 +166,10 @@ sail(void)
 	return RET_SYN;
     cp = player->argp[2];
     if ((*player->argp[0] == 'q') /*qsail command */ ||(cp && *cp == 'q')) {
-	return (show_sail(&nstr));
+	return show_sail(&nstr);
     } else if (*player->argp[0] == 'u'	/*unsail command */
 	       || (cp && *cp == '-')) {
-	return (cmd_unsail_ship(&nstr));
+	return cmd_unsail_ship(&nstr);
     } else
-	return (cmd_sail_ship(&nstr));
+	return cmd_sail_ship(&nstr);
 }

src/lib/commands/skyw.c

@@ -171,5 +171,5 @@ showsat(struct sky **skypp, int x, int y)
     /* check that last one! */
     if (todelete)
 	free(todelete);
-    return (nsat);
+    return nsat;
 }

src/lib/commands/upda.c

@@ -145,7 +145,7 @@ upda(void)
 	if (*game_hours != 0)
 	    pr("Game hours are: %s\n", game_hours);
 
-	return (0);
+	return 0;
     } else {
 	time_t now;
 	time_t upd_time;