ifneq ($(shell $(SHELL) $(.SHELLFLAGS) "command -v $(host)-g++-posix"),) mingw32_CXX := $(host)-g++-posix endif mingw32_CFLAGS=-pipe mingw32_CXXFLAGS=$(mingw32_CFLAGS) mingw32_release_CFLAGS=-O2 mingw32_release_CXXFLAGS=$(mingw32_release_CFLAGS) mingw32_debug_CFLAGS=-O1 mingw32_debug_CXXFLAGS=$(mingw32_debug_CFLAGS) mingw32_debug_CPPFLAGS=-D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC mingw32_cmake_system=Windows