--- open-invaders-0.3/src/pmask.c~	2007-10-29 07:17:53.000000000 -0700
+++ open-invaders-0.3/src/pmask.c	2017-07-12 19:15:37.659975464 -0700
@@ -29,9 +29,9 @@
 }
 
 
-#define COMPILE_TIME_ASSERT(condition) {typedef char _compile_time_assert__[(condition) ? 1 : -1];}
+//#define COMPILE_TIME_ASSERT(condition) {typedef char _compile_time_assert__[(condition) ? 1 : -1];}
 void install_pmask() {
-	COMPILE_TIME_ASSERT((1 << MASK_WORD_BITBITS) == MASK_WORD_BITS);
+//	COMPILE_TIME_ASSERT((1 << MASK_WORD_BITBITS) == MASK_WORD_BITS);
 	return;
 }