commit 7ea6122380541b09261e7330afd47f160639ba26
Author: devhc <devhc@.(none)>
Date:   Wed Jul 13 08:02:48 2011 +0200

    add hacks for client numbers of >=32

diff --git a/src/game/g_buildable.c b/src/game/g_buildable.c
index b1af50c..89223ea 100644
--- a/src/game/g_buildable.c
+++ b/src/game/g_buildable.c
@@ -4486,7 +4486,9 @@ void G_UpdateBuildableRangeMarkers( void )
       vectoangles( e->s.origin2, e->rangeMarker->s.apos.trBase );
 
     e->rangeMarker->r.singleClient = 0;
-    e->rangeMarker->r.hiMask = 0;
+
+    // remove any previously added noclient flags (see the hack below)
+    e->rangeMarker->r.svFlags &= ~SVF_NOCLIENT;
 
     for( i = 0; i < level.maxclients; ++i )
     {
@@ -4509,7 +4511,17 @@ void G_UpdateBuildableRangeMarkers( void )
       if( ( team == TEAM_NONE || ( team == bTeam && weaponDisplays ) ) && wantsToSee )
       {
         if( i >= 32 )
-          e->rangeMarker->r.hiMask |= 1 << ( i - 32 );
+        {
+          // HACK: there is no support for 64-bit client masks yet.
+          //  resort to not sending any range markers (an alternative
+          //  would be to send all range markers to everyone)
+          for( e = &g_entities[ MAX_CLIENTS ]; e < &g_entities[ level.num_entities ]; ++e )
+          {
+            if( e->s.eType == ET_BUILDABLE && e->rangeMarker )
+              e->rangeMarker->r.svFlags |= SVF_NOCLIENT;
+          }
+          return;
+        }
         else
           e->rangeMarker->r.singleClient |= 1 << i;
       }