--- src/internal/pthread_impl.h.orig	2017-06-28 22:52:51.000000000 +0000
+++ src/internal/pthread_impl.h	2017-06-28 22:52:59.297555622 +0000
@@ -141,7 +141,11 @@
 void __block_app_sigs(void *);
 void __restore_sigs(void *);
 
+#ifdef VOID_BIGSTACK
+#define DEFAULT_STACK_SIZE 8388608
+#else
 #define DEFAULT_STACK_SIZE 81920
+#endif
 #define DEFAULT_GUARD_SIZE 4096
 
 #define __ATTRP_C11_THREAD ((void*)(uintptr_t)-1)