BPO-41100: Support macOS 11 when building (GH-21113)

(cherry picked from commit 8ea6353) Co-authored-by: Ronald Oussoren <[email protected]>
python · Jun 25, 2020 · ad7a667 · ad7a667
1 parent c4dfcb2
commit ad7a667
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diff --git a/Misc/NEWS.d/next/macOS/2020-06-24-13-51-57.bpo-41100.mcHdc5.rst b/Misc/NEWS.d/next/macOS/2020-06-24-13-51-57.bpo-41100.mcHdc5.rst
@@ -0,0 +1 @@
+Support macOS 11 when building.
diff --git a/configure b/configure
@@ -3422,7 +3422,7 @@ $as_echo "#define _BSD_SOURCE 1" >>confdefs.h
   # has no effect, don't bother defining them
   Darwin/[6789].*)
     define_xopen_source=no;;
-  Darwin/1[0-9].*)
+  Darwin/[12][0-9].*)
     define_xopen_source=no;;
   # On AIX 4 and 5.1, mbstate_t is defined only when _XOPEN_SOURCE == 500 but
   # used in wcsnrtombs() and mbsnrtowcs() even if _XOPEN_SOURCE is not defined

diff --git a/configure.ac b/configure.ac
@@ -510,7 +510,7 @@ case $ac_sys_system/$ac_sys_release in
   # has no effect, don't bother defining them
   Darwin/@<:@6789@:>@.*)
     define_xopen_source=no;;
-  Darwin/1@<:@0-9@:>@.*)
+  Darwin/@<:@[12]@:>@@<:@0-9@:>@.*)
     define_xopen_source=no;;
   # On AIX 4 and 5.1, mbstate_t is defined only when _XOPEN_SOURCE == 500 but
   # used in wcsnrtombs() and mbsnrtowcs() even if _XOPEN_SOURCE is not defined