292 	char	*tfirst;	/* Pointer for moving buffer down	*/  in center()  local
307 		tfirst = &work[NCOLS];  in center()
308 		tptr = tfirst;  in center()
309 		while (pfirst <= plast) *tfirst++ = *pfirst++;  in center()
310 		plast = --tfirst;  in center()
816 	char	*tfirst,	/* Pointer to new buffer start		*/  in inputtabs()  local
822 	tfirst = tlast = work;  in inputtabs()
846 	pfirst = tfirst;  in inputtabs()
902 	char	*tfirst,	/* Pointer to new buffer start		*/  in outputtabs()  local
909 	tfirst = tlast = pfirst;  in outputtabs()
938 	pfirst = tfirst;  in outputtabs()