1--- misc/build/icu/source/configure 2009-01-15 02:46:50.000000000 -0500 2+++ misc/build/icu/source/configure 2021-07-10 16:01:04.000000000 -0400 3@@ -2326,6 +2326,7 @@ 4 cat confdefs.h >>conftest.$ac_ext 5 cat >>conftest.$ac_ext <<_ACEOF 6 /* end confdefs.h. */ 7+#include <stdlib.h> 8 $ac_declaration 9 int 10 main () 11@@ -2687,6 +2688,7 @@ 12 cat confdefs.h >>conftest.$ac_ext 13 cat >>conftest.$ac_ext <<_ACEOF 14 /* end confdefs.h. */ 15+#include <stdlib.h> 16 $ac_declaration 17 int 18 main () 19@@ -4988,6 +4990,7 @@ 20 cat >>conftest.$ac_ext <<_ACEOF 21 /* end confdefs.h. */ 22 #include <ctype.h> 23+#include <stdlib.h> 24 #if ((' ' & 0x0FF) == 0x020) 25 # define ISLOWER(c) ('a' <= (c) && (c) <= 'z') 26 # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) 27@@ -5635,6 +5638,7 @@ 28 cat confdefs.h >>conftest.$ac_ext 29 cat >>conftest.$ac_ext <<_ACEOF 30 /* end confdefs.h. */ 31+#include <stdlib.h> 32 int 33 main () 34 { 35