check_c_source_compiles("
#include <shlobj.h>

int
main(int argc, char *argv[])
{
	WCHAR path[MAX_PATH];

	if (SUCCEEDED(SHGetFolderPathW(NULL, CSIDL_PROFILE, NULL, 0, path))) {
		return (0);
	} else {
		return (1);
	}
}
" HAVE_CSIDL)