free_connections  722 core/ngx_connection.c     c = ngx_cycle->free_connections;
free_connections  726 core/ngx_connection.c         c = ngx_cycle->free_connections;
free_connections  739 core/ngx_connection.c     ngx_cycle->free_connections = c->data;
free_connections  783 core/ngx_connection.c     c->data = ngx_cycle->free_connections;
free_connections  784 core/ngx_connection.c     ngx_cycle->free_connections = c;
free_connections   44 core/ngx_cycle.h     ngx_connection_t         *free_connections;
free_connections  730 event/ngx_event.c     cycle->free_connections = next;