Put definition of _REENTRANT in config.h

Include/allobjects.h

@@ -41,12 +41,6 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #define UsingSharedLibs
 #endif
 
-#ifdef WITH_THREAD
-/* This turns errno in a thread-safe function on Solaris.
-   Wonder what it will break though :-( */
-#define _REENTRANT
-#endif
-
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>

Python/mystrtoul.c

@@ -26,10 +26,6 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #include "config.h"
 #endif
 
-#ifdef WITH_THREAD
-#define _REENTRANT
-#endif
-
 /* Convert a possibly signed character to a nonnegative int */
 /* XXX This assumes characters are 8 bits wide */
 #ifdef __CHAR_UNSIGNED__

config.h.in

@@ -96,6 +96,9 @@
 /* Define if you have POSIX threads */
 #undef _POSIX_THREADS
 
+/* Define to force use of thread-safe errno, h_errno, and other functions */
+#undef _REENTRANT
+
 /* Define if setpgrp() must be called as setpgrp(0, 0). */
 #undef SETPGRP_HAVE_ARG
 

configure.in

@@ -247,6 +247,7 @@ AC_MSG_RESULT($withval)
 if test -d "$withval"
 then LIBS="$LIBS -L$withval"
 fi
+AC_DEFINE(_REENTRANT)
 AC_CHECK_HEADER(mach/cthreads.h, [AC_DEFINE(WITH_THREAD)
 AC_DEFINE(C_THREADS)
 LIBOBJS="$LIBOBJS thread.o"],[