[MSDN Library June 1998] ferror (100%)

MSDN Library Visual Studio 6.0 > Visual C++ Documentation > Using Visual C++ > Visual C++ Programmer's Guide > Run-Time Library Reference > Alphabetic Function Reference > E Through F

[MSDN Library September 1992] ferror (54.1958041958042%)

Product Documentation > C/C++ 7.0 > Run-time Library Reference > PART 2 Run-Time Functions > Alphabetic Function Reference > F

[MSDN Library June 1998] FERROR( ) Function (14.9993614303959%)

MSDN Library Visual Studio 6.0 > Visual FoxPro Documentation > Reference > A to Z Language Reference