ngx_free_connection  669 core/ngx_connection.c             ngx_free_connection(c);
ngx_free_connection  876 core/ngx_connection.c     ngx_free_connection(c);
ngx_free_connection  190 core/ngx_connection.h void ngx_free_connection(ngx_connection_t *c);
ngx_free_connection 2136 core/ngx_resolver.c         ngx_free_connection(c);
ngx_free_connection  402 event/ngx_event_accept.c     ngx_free_connection(c);
ngx_free_connection  243 event/ngx_event_connect.c     ngx_free_connection(c);
ngx_free_connection  232 os/unix/ngx_channel.c             ngx_free_connection(c);
ngx_free_connection  238 os/unix/ngx_channel.c             ngx_free_connection(c);