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HlpSet

Set help category.

Header File.....TCXLhlp.h

Prototype.......IntT CTYP HlpSet(TagT ct);

Source File.....HLP\HLPSET.C

Arguments.......ct -  Help Category Tag

Returns.........ERR_NUL  -  No Error
                ERR_ARG  -  Argument Failure
                   TcxlErr contains:
                   W_NOHLPDEF  -  No Defined Help

Notes...........Sets the current help category.  If a window is active at
                the time, it will also set that window's help category.
                The help category set by calling this function is what will
                be used by the help processor for searching the help file
                for help text.