int recv_bin_buffer(int fd, char *buf, size_t size);
int recv_buffer(int fd, char *buf, size_t size);
-int para_accept(int, void *addr, socklen_t size);
+int para_accept(int fd, fd_set *rfds, void *addr, socklen_t size, int *new_fd);
int create_local_socket(const char *name, struct sockaddr_un *unix_addr,
mode_t mode);
int create_remote_socket(const char *name);
int recv_cred_buffer(int, char *, size_t);
ssize_t send_cred_buffer(int, char*);
-int recv_pattern(int fd, const char *pattern, size_t bufsize);
/**
* Functions and definitions to support \p IPPROTO_DCCP