# 
# 
# patch "tester.cc"
#  from [7b05bc7981e0f2bf7e1e38e5e1348460696d0d27]
#    to [10fd08cd73cede7e5f10bc265f08e20b5cbca652]
# 
============================================================
--- tester.cc	7b05bc7981e0f2bf7e1e38e5e1348460696d0d27
+++ tester.cc	10fd08cd73cede7e5f10bc265f08e20b5cbca652
@@ -424,6 +424,8 @@ LUAEXT(set_env, )
   return 0;
 }
 
+// #if'd out because unsetenv() doesn't exist everywhere.
+#if 0
 LUAEXT(unset_env, )
 {
   char const * var = luaL_checkstring(L, -1);
@@ -437,6 +439,7 @@ LUAEXT(unset_env, )
   unsetenv(var);
   return 0;
 }
+#endif
 
 LUAEXT(timed_wait, )
 {