VAR_EDNS_TCP_KEEPALIVE_TIMEOUT
{ YDVAR(1, VAR_EDNS_TCP_KEEPALIVE_TIMEOUT) }
server_tcp_keepalive_timeout: VAR_EDNS_TCP_KEEPALIVE_TIMEOUT STRING_ARG
%token VAR_EDNS_TCP_KEEPALIVE VAR_EDNS_TCP_KEEPALIVE_TIMEOUT
server_tcp_keepalive_timeout: VAR_EDNS_TCP_KEEPALIVE_TIMEOUT STRING_ARG
%token VAR_EDNS_TCP_KEEPALIVE VAR_EDNS_TCP_KEEPALIVE_TIMEOUT