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 trim()              Remove trailing spaces from a string
------------------------------------------------------------------------------
 Declaration
   string.hdr

 Syntax
   func char trim extern
   param const char cSource

 Arguments
   cSource is a character string.

 Return
   A string derived from the input string with trailing spaces removed.

 Description
   The trim() function returns cSource without any trailing blanks.

 Example
   #define EXAMPLE_STRING
   #include example.hdr

   proc Test_trim
   vardef
      char cString
   enddef
   cString := "  Hello world   "
   ? ">" + cString + "<"
   ? ">" + trim( cString ) + "<"
   endproc

   proc main
   Test_trim()
   endproc