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https://frontier.innolan.net/rainlance/c-ares.git
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skip checks for Windows specific header files
when build target is not a native Windows one
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@@ -37,6 +37,41 @@ AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
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])
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dnl CURL_CHECK_NATIVE_WINDOWS
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dnl -------------------------------------------------
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dnl Check if building a native Windows target
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AC_DEFUN([CURL_CHECK_NATIVE_WINDOWS], [
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AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
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AC_CACHE_CHECK([whether build target is a native Windows one], [ac_cv_native_windows], [
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if test "$ac_cv_header_windows_h" = "no"; then
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ac_cv_native_windows="no"
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else
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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],[
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#ifdef __MINGW32__
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int dummy=1;
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#else
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Not a native Windows build target.
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#endif
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])
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],[
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ac_cv_native_windows="yes"
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],[
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ac_cv_native_windows="no"
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])
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fi
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])
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case "$ac_cv_native_windows" in
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yes)
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AC_DEFINE_UNQUOTED(NATIVE_WINDOWS, 1,
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[Define to 1 if you are building a native Windows target.])
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;;
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esac
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])
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dnl CURL_CHECK_HEADER_WINSOCK
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dnl -------------------------------------------------
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dnl Check for compilable and valid winsock.h header
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