proc SPF_server_free(sp: SPF_server) {.importc, header: "spf.h", ...raises: [],
                                       tags: [], forbids: [].}

proc SPF_server_get_max_dns_mech(spf_server: SPF_server): cint {.importc,
    header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_get_max_dns_mx(spf_server: SPF_server): cint {.importc,
    header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_get_max_dns_ptr(spf_server: SPF_server): cint {.importc,
    header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_get_record(spf_server: SPF_server; spf_request: SPF_request_t;
                           spf_response: SPF_response_t;
                           spf_recordp: ptr SPF_record_t): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_new(dnstype: SPF_server_dnstype_t; debug: cint): SPF_server {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_new_dns(dns: SPF_dns_server; debug: cint): SPF_server {.importc,
    header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_explanation(sp: SPF_server; exp: cstring;
                                spf_responsep: ptr SPF_response_t): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_localpolicy(sp: SPF_server; policy: cstring;
                                use_default_whitelist: cint;
                                spf_responsep: ptr SPF_response_t): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_max_dns_mech(spf_server: SPF_server; n: cint): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_max_dns_mx(spf_server: SPF_server; n: cint): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_max_dns_ptr(spf_server: SPF_server; n: cint): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_rec_dom(sp: SPF_server; dom: cstring): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}

proc SPF_server_set_sanitize(sp: SPF_server; sanitize: cint): SPF_errcode_t {.
    importc, header: "spf.h", ...raises: [], tags: [], forbids: [].}