--- configure.orig	2020-06-26 20:48:51.000000000 -0500
+++ configure	2020-06-26 20:49:18.000000000 -0500
@@ -23730,7 +23730,7 @@
 main ()
 {
 
-
+#include <stdlib.h>
 main()
 {
 #ifdef WCOREFLAG
--- lib/math.in.h.orig	2018-12-23 08:34:15.000000000 -0600
+++ lib/math.in.h	2020-06-26 21:03:03.000000000 -0500
@@ -22,6 +22,8 @@
 #endif
 @PRAGMA_COLUMNS@
 
+#include "config.h"
+
 /* The include_next requires a split double-inclusion guard.  */
 #@INCLUDE_NEXT_AS_FIRST_DIRECTIVE@ @NEXT_AS_FIRST_DIRECTIVE_MATH_H@