Guard uintptr_t test with HAVE_STDINT_H, test for
stdint.h. Will backport.
diff --git a/configure b/configure
index 27541f1..b455adf 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 51971 .
+# From configure.in Revision: 52086 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59 for python 2.6.
 #
@@ -4631,10 +4631,11 @@
 
 
 
+
 for ac_header in asm/types.h conio.h curses.h direct.h dlfcn.h errno.h \
 fcntl.h grp.h \
-shadow.h io.h langinfo.h libintl.h ncurses.h poll.h process.h pthread.h \
-signal.h stropts.h termios.h thread.h \
+io.h langinfo.h libintl.h ncurses.h poll.h process.h pthread.h \
+shadow.h signal.h stdint.h stropts.h termios.h thread.h \
 unistd.h utime.h \
 sys/audioio.h sys/bsdtty.h sys/file.h sys/loadavg.h sys/lock.h sys/mkdev.h \
 sys/modem.h \
@@ -10084,7 +10085,9 @@
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <stdint.h>
+#ifdef HAVE_STDINT_H
+        #include <stdint.h>
+        #endif
 
 int
 main ()