../common/ns_config.c:3712:8: error: this statement may fall through [-Werror=implicit-fallthrough=]
     if (*(cp+1) == '\0') {
        ^
../common/ns_config.c:3715:4: note: here
    default:
    ^~~~~~~

../common/ns_standalone.c: In function '_filter_gethostbyaddr_r':
../common/ns_standalone.c:432:9: error: this statement may fall through [-Werror=implicit-fallthrough=]
   dbop  = NSS_DBOP_IPNODES_BYADDR;
../common/ns_standalone.c:433:2: note: here
  default:
  ^~~~~~~
cc1: all warnings being treated as errors