diff --git a/basegraph.cpp b/basegraph.cpp
index 0ae2fbad..eb632b44 100644
--- a/basegraph.cpp
+++ b/basegraph.cpp
@@ -660,10 +660,12 @@ EX void resetGL() {
     floor_textures = NULL;
     }
 #endif
+  #if MAXMDIM >= 4 && CAP_GL
   if(airbuf) {
     delete airbuf;
     airbuf = nullptr;
     }
+  #endif
   check_cgi();
   if(currentmap) cgi.require_shapes();
   #if MAXMDIM >= 4
diff --git a/fieldpattern.cpp b/fieldpattern.cpp
index 31c5b192..fc28606c 100644
--- a/fieldpattern.cpp
+++ b/fieldpattern.cpp
@@ -322,12 +322,12 @@ struct fpattern {
   int solve3();
   bool generate_all3();
   
-  vector<triplet_info> find_triplets();
-
   #if CAP_THREAD
   struct discovery *dis;
   #endif
   #endif
+
+  vector<triplet_info> find_triplets();
   };
 
 #if CAP_THREAD && MAXMDIM >= 4