ngx_http_regex_variable_t 2310 src/http/ngx_http_variables.c     ngx_http_regex_variable_t  *rv;
ngx_http_regex_variable_t 2338 src/http/ngx_http_variables.c     rv = ngx_palloc(rc->pool, n * sizeof(ngx_http_regex_variable_t));
ngx_http_regex_variable_t   71 src/http/ngx_http_variables.h     ngx_http_regex_variable_t    *variables;