CURLM_ADDED_ALREADY
CURLM_ADDED_ALREADY: 7
CURLM_BAD_EASY_HANDLE
CURLM_BAD_EASY_HANDLE: 2
CURLM_BAD_FUNCTION_ARGUMENT
CURLM_BAD_FUNCTION_ARGUMENT: 10
CURLM_BAD_HANDLE
CURLM_BAD_HANDLE: 1
CURLM_BAD_SOCKET
CURLM_BAD_SOCKET: 5
CURLM_CALL_MULTI_PERFORM
CURLM_CALL_MULTI_PERFORM: -1
CURLM_CALL_MULTI_SOCKET
CURLM_CALL_MULTI_SOCKET: -1
CURLM_INTERNAL_ERROR
CURLM_INTERNAL_ERROR: 4
CURLM_OUT_OF_MEMORY
CURLM_OUT_OF_MEMORY: 3
CURLM_RECURSIVE_API_CALL
CURLM_RECURSIVE_API_CALL: 8
CURLM_UNKNOWN_OPTION
CURLM_UNKNOWN_OPTION: 6
CURLM_WAKEUP_FAILURE
CURLM_WAKEUP_FAILURE: 9