A compiler will appear this kind of error

Mistake 3 error C2065: "F_GETFL" : no statement of identifiers d: \ \ poll_select vs2010 project practice \ poll_select \ poll_select CPP 90
Mistake 4 error C3861: "an FCNTL" : can't find the identifier d: \ \ poll_select vs2010 project practice \ poll_select \ poll_select CPP 90
Mistake 5 error C2065: "F_SETFL" : no statement of identifiers d: \ \ poll_select vs2010 project practice \ poll_select \ poll_select CPP 91
Error 6 error C2065: "O_NONBLOCK" : no statement of identifiers d: \ \ poll_select vs2010 project practice \ poll_select \ poll_select CPP 91
Error and the error C3861: "an FCNTL" : can't find the identifier d: \ \ poll_select vs2010 project practice \ poll_select \ poll_select CPP 91

Should be in a header file without these things. But I find the VC folder an FCNTL h shows that there is but an FCNTL still can't use this file
How can I solve

CodePudding user response:

The problem is appeared in VS2010 environment

CodePudding user response:

VC do not have this function? An FCNTL, which seems to be

CodePudding user response:

You this is not a WIndows system development platform