WINHTTP_FIRST_OPTION

• HINTERNET
• INTERNET_PORT
• INTERNET_SCHEME
• LPHINTERNET
• LPHTTP_VERSION_INFO
• LPINTERNET_PORT
• LPINTERNET_SCHEME
• LPURL_COMPONENTS
• LPURL_COMPONENTSW
• LPWINHTTP_ASYNC_RESULT
• LPWINHTTP_PROXY_INFO
• LPWINHTTP_PROXY_INFOW
• LPWINHTTP_STATUS_CALLBACK
• PWINHTTP_CREDS
• PWINHTTP_CREDS_EX
• URL_COMPONENTSW
• WINHTTP_PROXY_INFOW
• WINHTTP_STATUS_CALLBACK
• fnWINHTTP_STATUS_CALLBACK

• API_RECEIVE_RESPONSE
• HTTP_STATUS_CONTINUE
• ICU_ESCAPE
• ICU_NO_ENCODE
• INTERNET_DEFAULT_PORT
• INTERNET_SCHEME_HTTP
• WINHTTP_ACCESS_TYPE_DEFAULT_PROXY
• WINHTTP_ADDREQ_INDEX_MASK
• WINHTTP_AUTOPROXY_AUTO_DETECT
• WINHTTP_AUTO_DETECT_TYPE_DHCP
• WINHTTP_CALLBACK_FLAG_RESOLVE_NAME
• WINHTTP_CALLBACK_STATUS_GETPROXYFORURL_COMPLETE
• WINHTTP_CALLBACK_STATUS_RESOLVING_NAME
• WINHTTP_DECOMPRESSION_FLAG_GZIP
• WINHTTP_ERROR_BASE
• WINHTTP_FIRST_OPTION
• WINHTTP_FLAG_SECURE
• WINHTTP_HANDLE_TYPE_SESSION
• WINHTTP_QUERY_MIME_VERSION
• WINHTTP_RESET_STATE
• WINHTTP_WEB_SOCKET_BUFFER_TYPE
• WINHTTP_WEB_SOCKET_CLOSE_STATUS
• WINHTTP_WEB_SOCKET_MAX_CLOSE_REASON_LENGTH
• WINHTTP_WEB_SOCKET_OPERATION

• WinHttpAddRequestHeaders
• WinHttpCheckPlatform
• WinHttpCloseHandle
• WinHttpConnect
• WinHttpCrackUrl
• WinHttpCreateProxyResolver
• WinHttpCreateUrl
• WinHttpDetectAutoProxyConfigUrl
• WinHttpFreeProxyResult
• WinHttpGetDefaultProxyConfiguration
• WinHttpGetIEProxyConfigForCurrentUser
• WinHttpGetProxyForUrl
• WinHttpGetProxyForUrlEx
• WinHttpGetProxyResult
• WinHttpOpen
• WinHttpOpenRequest
• WinHttpQueryAuthSchemes
• WinHttpQueryDataAvailable
• WinHttpQueryHeaders
• WinHttpQueryOption
• WinHttpReadData
• WinHttpReceiveResponse
• WinHttpResetAutoProxy
• WinHttpSendRequest
• WinHttpSetCredentials
• WinHttpSetDefaultProxyConfiguration
• WinHttpSetOption
• WinHttpSetStatusCallback
• WinHttpSetTimeouts
• WinHttpTimeFromSystemTime
• WinHttpTimeToSystemTime
• WinHttpWebSocketClose
• WinHttpWebSocketCompleteUpgrade
• WinHttpWebSocketQueryCloseStatus
• WinHttpWebSocketReceive
• WinHttpWebSocketSend
• WinHttpWebSocketShutdown
• WinHttpWriteData

• WINHTTP_INVALID_STATUS_CALLBACK

• HTTP_VERSION_INFO
• URL_COMPONENTS
• WINHTTP_ASYNC_RESULT
• WINHTTP_AUTOPROXY_OPTIONS
• WINHTTP_CERTIFICATE_INFO
• WINHTTP_CONNECTION_INFO
• WINHTTP_CREDS
• WINHTTP_CREDS_EX
• WINHTTP_CURRENT_USER_IE_PROXY_CONFIG
• WINHTTP_PROXY_INFO
• WINHTTP_PROXY_RESULT
• WINHTTP_PROXY_RESULT_ENTRY
• WINHTTP_WEB_SOCKET_ASYNC_RESULT
• WINHTTP_WEB_SOCKET_STATUS

• WINHTTP_CALLBACK_FLAG_ALL_COMPLETIONS
• WINHTTP_CALLBACK_FLAG_ALL_NOTIFICATIONS
• WINHTTP_CALLBACK_FLAG_GETPROXYFORURL_COMPLETE
• WINHTTP_DEFAULT_ACCEPT_TYPES
• WINHTTP_FLAG_ASYNC
• WINHTTP_HEADER_NAME_BY_INDEX
• WINHTTP_LAST_OPTION
• WINHTTP_NO_ADDITIONAL_HEADERS
• WINHTTP_NO_CLIENT_CERT_CONTEXT
• WINHTTP_NO_HEADER_INDEX
• WINHTTP_NO_OUTPUT_BUFFER
• WINHTTP_NO_PROXY_BYPASS
• WINHTTP_NO_PROXY_NAME
• WINHTTP_NO_REFERER
• WINHTTP_NO_REQUEST_DATA
• WINHTTP_TIME_FORMAT_BUFSIZE