diff -ur -X diff_ignore freeciv-cvs/server/unittools.c freeciv-shipmodify/server/unittools.c
--- freeciv-cvs/server/unittools.c	Wed Apr 11 11:08:58 2001
+++ freeciv-shipmodify/server/unittools.c	Sat Apr 21 15:17:51 2001
@@ -486,7 +486,7 @@
 ***************************************************************************/
 int get_total_defense_power(struct unit *attacker, struct unit *defender)
 {
-  int defensepower=get_defense_power(defender);
+  float defensepower=(float)get_defense_power(defender);
   if (unit_flag(defender->type, F_PIKEMEN) && unit_flag(attacker->type, F_HORSE)) 
     defensepower*=2;
   if (unit_flag(defender->type, F_AEGIS) && (is_air_unit(attacker) || is_heli_unit(attacker)))
@@ -497,7 +497,9 @@
     if (unit_behind_sdi(defender) && unit_flag(attacker->type, F_MISSILE))
       defensepower*=2;
   } else if (is_sailing_unit(attacker)) {
-    if (unit_behind_coastal(defender))
+		if (is_ground_unit(defender))
+			defensepower*=1.5;
+		if (unit_behind_coastal(defender))
       defensepower*=2;
   }
   if (!unit_really_ignores_citywalls(attacker)
@@ -511,7 +513,7 @@
       is_ground_unit(defender))
     defensepower*=1.5;
 
-  return defensepower;
+  return (int)defensepower;
 }
 
 /**************************************************************************