2013-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* lib/sockio-c.c (get_float): Remove unused local variable val.
	* lib/pixmap.c (read_pixmap_file): Remove unused local variable status.
	* lib/openpty.c (makeNextPtyNames): Guard declaration by CPP macro.
	* lib/fnct_key.c (define_function_keys): Remove unused local
	variable saved_echo.
	* lib/XSpadFill.c (XInitSpadFill): Remove unused local variable
	maxDither.
	* graph/viewman/fun2D.c (funView2D): Remove declaration of unused
	local variable code.
	* graph/viewman/fun3D.c (funView3D): Likewise.

2013-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* interp/pile.boot (insertpile): Tidy.
	(pilePlusComments): Likewise.
	(pileTree): Likewise.
	(eqpileTree): Likewise.