gai_strerror getaddrinfo getnameinfo inet_aton sigaction sigprocmask \
snprintf vsnprintf strdup strlcpy strlcat strtok_r waitpid])
gai_strerror getaddrinfo getnameinfo inet_aton sigaction sigprocmask \
snprintf vsnprintf strdup strlcpy strlcat strtok_r waitpid])