fs.c: In function 'fs_private_cache': fs.c:851:26: error: 'O_PATH' undeclared (first use in this function) int fd = safe_fd(cache, O_PATH|O_DIRECTORY|O_NOFOLLOW|O_CLOEXEC); ^ 0.9.54 builds OK under centos 6. Is it possible for configure to check for the feature and have...