compilation fixes gcc

src/common/gamecode/creport.c

@@ -1220,7 +1220,6 @@ cr_output_region(FILE * F, report_context * ctx, seen_region * sr)
         region_list *rl2 = rl;
         while(rl2) {
           region * r = rl2->data;
-          plane * pl = rplane(r);
           int nx = region_x(r, f), ny = region_y(r, f);
           fprintf(F, "SCHEMEN %d %d\n", nx, ny);
           fprintf(F, "\"%s\";Name\n", rname(r, f->locale));

src/common/kernel/eressea.c

@@ -874,7 +874,6 @@ static int
 autoalliance(const plane * pl, const faction * sf, const faction * f2)
 {
   static boolean init = false;
-  static int automode;
   if (!init) {
     init_gms();
     init = true;
@@ -1186,7 +1185,7 @@ int
 count_all(const faction * f)
 {
 #ifndef NDEBUG
-  int n = 0, nunits = 0;
+  int n = 0;
   unit *u;
   for (u=f->units;u;u=u->nextF) {
     if (playerrace(u->race)) {

src/common/kernel/region.c

@@ -118,7 +118,6 @@ write_regionname(const region * r, const faction * f, char * buffer, size_t size
   if (r==NULL) {
     strcpy(buf, "(null)");
   } else {
-    plane * pl = rplane(r);
     int nx = region_x(r, f), ny = region_y(r, f);
     snprintf(buf, size, "%s (%d,%d)", rname(r, lang), nx, ny);
   }

src/common/modules/autoseed.c

@@ -484,7 +484,6 @@ prepare_starting_region(region * r)
 int
 autoseed(newfaction ** players, int nsize, int max_agediff)
 {
-  int x = 0, y = 0;
   region * r = NULL;
   region_list * rlist = NULL;
   int rsize = 0, tsize = 0;