Use SDL_WaitEvent instead of Pool Even otherwhise

the menu handling is like an active loop and
this is not GOOD  for the CPU :). We have
the same pb for the Game Loop where SDL_PoolEven
is used to lookup the key to move the player...
Maybe create a thread to look for the key ?

src/menu.c

@@ -1,4 +1,4 @@
-/* $Id: menu.c,v 1.20 2003/05/10 00:36:03 patty21 Exp $ */
+/* $Id: menu.c,v 1.21 2003/05/10 21:14:04 ob1kenewb Exp $ */
 /* menu's for the game */
 
 #include <SDL.h>
@@ -127,7 +127,7 @@ menu_loop (char *menutitle, _menu menu[], int lastselect)
 		if (bman.gametype == GT_multi && bman.sock != -1)
 			network_loop ();
 		
-	    if (SDL_PollEvent (&event) != 0)
+	    if (SDL_WaitEvent (&event) != 0)
             switch (event.type) {
             case (SDL_QUIT):
                 menuselect = -1;
@@ -240,7 +240,7 @@ menu_get_text (char *title, char *text, int len)
 		if (bman.gametype == GT_multi && bman.sock != -1)
 			network_loop ();
 
-        if (SDL_PollEvent (&event) != 0)
+        if (SDL_WaitEvent (&event) != 0)
             switch (event.type) {
             case (SDL_QUIT):
                 bman.state = GS_quit;
@@ -346,7 +346,7 @@ menu_displaymessage (char *title, char *text)
 		if (bman.gametype == GT_multi && bman.sock != -1)
 			network_loop ();
 		
-        if (SDL_PollEvent (&event) != 0)
+        if (SDL_WaitEvent (&event) != 0)
             switch (event.type) {
             case (SDL_QUIT):
                 done = 1;
@@ -460,7 +460,7 @@ char *menu_dir_select (char *title, char *path, signed char dirflags) {
 		if (bman.gametype == GT_multi && bman.sock != -1)
 			network_loop ();
 		
-	    if (SDL_PollEvent (&event) != 0)
+	    if (SDL_WaitEvent (&event) != 0)
             switch (event.type) {
             case (SDL_QUIT):
                 sel = -1;