TCC > Variables & Functions > Variables:
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_TCEXIT returns the full pathname of the TCEXIT.* file, or an empty string if TCC can't find TCEXIT.
Note that the string returned by _TCEXIT can change before TCEXIT is actually executed. (For example, if you modify the TCMD.INI settings.)
Help URL: http://jpsoft.com/help/index.htm?_tcexit.htm