HelpPC 2.10	Quick Reference Utility	Copyright 1991 David Jurgens
MSC: unsigned _dos_setfileattr( char *path, unsigned attr )        - prototype in dos.h        - path = valid DOS file name        - attr  = file attribute (logical OR of the following):                = _A_ARCH                = _A_HIDDEN                = _A_NORMAL                = _A_RDONLY                = _A_SUBDIR                = _A_SYSTEM                = _A_VOLID        - returns 0 on success or DOS error code on failure        - see   INT 21,43   _dos_getfileattr()
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