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configure: Default to _WIN32_WINNT=0x0502 (XP) as minimum, for legacy mingw 

This makes the getaddrinfo functions visible, which aren't normally
by default on legacy mingw.

We already force __MSVCRT_VERSION__ to an XP version.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2017-05-31 13:07:04 +03:00
parent 16cb06bb30
commit 4d444d04c1
1 changed files with 2 additions and 0 deletions
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2
configure vendored
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@ -4133,6 +4133,8 @@ probe_libc(){
add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
check_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
check_${pfx}cpp_condition windows.h "defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0502" &&
add_${pfx}cppflags -D_WIN32_WINNT=0x0502
eval test \$${pfx_no_}cc_type = "gcc" &&
add_${pfx}cppflags -D__printf__=__gnu_printf__
elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then