dnl @synopsis AX_LANG_COMPILER_MS dnl dnl Check whether the compiler for the current language is Microsoft. dnl dnl This macro is modeled after _AC_LANG_COMPILER_GNU in the GNU dnl Autoconf implementation. dnl dnl @category InstalledPackages dnl @author Braden McDaniel dnl @version 2004-11-15 dnl @license AllPermissive AC_DEFUN([AX_LANG_COMPILER_MS], [AC_CACHE_CHECK([whether we are using the Microsoft _AC_LANG compiler], [ax_cv_[]_AC_LANG_ABBREV[]_compiler_ms], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[#ifndef _MSC_VER choke me #endif ]])], [ax_compiler_ms=yes], [ax_compiler_ms=no]) ax_cv_[]_AC_LANG_ABBREV[]_compiler_ms=$ax_compiler_ms ])])