ngx_rstrncmp      166 src/core/ngx_string.h ngx_int_t ngx_rstrncmp(u_char *s1, u_char *s2, size_t n);
ngx_rstrncmp     2609 src/http/modules/ngx_http_proxy_module.c         || ngx_rstrncmp(h->value.data + prefix, pattern.data,