This update for c-ares fixes the following issues: Update to version 1.19.1: * CVE-2023-32067: 0-byte UDP payload causes Denial of Service * CVE-2023-31147: Insufficient randomness in generation of DNS query IDs * CVE-2023-31130: Buffer Underwrite in ares_inet_net_pton * CVE-2023-31124: AutoTools does not set CARES_RANDOM_FILE during cross compilation * Fix uninitialized memory warning in test * ares_getaddrinfo should allow a port of 0 * Fix memory leak in ares_send on error * Fix comment style in ares_data.h * Fix typo in ares_init_options.3 * Sync ax_pthread.m4 with upstream * Sync ax_cxx_compile_stdcxx_11.m4 with upstream to fix uclibc support