errno返回值的对应错误码
#ifndef_ASM_GENERIC_ERRNO_base_H
#define_ASM_GENERIC_ERRNO_base_H
#defineEPERM1
#defineENOENT2
#defineESRCH3
#defineEINTR4
#defineEIO5
#defineENXIO6
#defineE2BIG7
#defineENOEXEC8
#defineEBADF9
#defineECHILD10
#defineEAGAIN11
#defineENOMEM12
#defineEACCES13
#defineEFAULT14
#defineENOTBLK15
#defineEBUSY16
#defineEEXIST17
#defineEXDEV18
#defineENODEV19
#defineENOTDIR20
#defineEISDIR21
#defineEINVAL22
#defineENFILE23
#defineEMFILE24
#defineENOTTY25
#defineETXTBSY26
#defineEFBIG27
#defineENOSPC28
#defineESPIPE29
#defineEROFS30
#defineEMlink31
#defineEPIPE32
#defineEDOM33
#defineERANGE34
#endif
#defineEDEADLK35
#defineENAMETOOLONG36
#defineENOLCK37
#defineENOSYS38
#defineENOTEMPTY39
#defineELOOP40
#defineEWOULDBLOCKEAGAIN
#defineENOMSG42
#defineEIDRM43
#defineECHRNG44
#defineEL2NSYNC45
#defineEL3HLT46
#defineEL3RST47
#defineELNRNG48
#defineEUNATCH49
#defineENOCSI50
#defineEL2HLT51
#defineEBADE52
#defineEBADR53
#defineEXFULL54
#defineENOANO55
#defineEBADRQC56
#defineEBADSLT57
#defineEDEADLOCKEDEADLK
#defineEBFONT59
#defineENOSTR60
#defineENODATA61
#defineETIME62
#defineENOSR63
#defineENONET64
#defineENOPKG65
#defineEREMOTE66
#defineENOlink67
#defineEADV68
#defineESRMNT69
#defineECOMM70
#defineEPROTO71
#defineEMULTIHOP72
#defineEDOTDOT73
#defineEBADMSG74
#defineEOVERFLOW75
#defineENOTUNIQ76
#defineEBADFD77
#defineEREMCHG78
#defineELIBACC79
#defineELIBBAD80
#defineELIBSCN81
#defineELIBMAX82
#defineELIBEXEC83
#defineEILSEQ84
#defineERESTART85
#defineESTRPIPE86
#defineEUSERS87
#defineENOTSOCK88
#defineEDESTADDRREQ89
#defineEMSGSIZE90
#defineEPROTOTYPE91
#defineENOPROTOOPT92
#defineEPROTONOSUPPORT93
#defineESOCKTNOSUPPORT94
#defineEOPNOTSUPP95
#defineEPFNOSUPPORT96
#defineEAFNOSUPPORT97
#defineEADDRINUSE98
#defineEADDRNOTAVAIL99
#defineENETDOWN100
#defineENETUNREACH101
#defineENETRESET102
#defineECONNABORTED103
#defineECONNRESET104
#defineENOBUFS105
#defineEISCONN106
#defineENOTCONN107
#defineESHUTDOWN108
#defineETOOMANYREFS109
#defineETIMEDOUT110
#defineECONNREFUSED111
#defineEHOSTDOWN112
#defineEHOSTUNREACH113
#defineEALREADY114
#defineEINPROGRESS115
#defineESTALE116
#defineEUCLEAN117
#defineENOTNAM118
#defineENAVAIL119
#defineEISNAM120
#defineEREMOTEIO121
#defineEDQUOT122
#defineENOMEDIUM123
#defineEMEDIUMTYPE124
#defineECANCELED125
#defineENOKEY126
#defineEKEYEXPIRED127
#defineEKEYREVOKED128
#defineEKEYREJECTED129
#defineEOWNERDEAD130
#defineENOTRECOVERABLE131
#defineERFKILL132
#endif
