Usage: files_not_in_use [options] [directory]

	Displays in current or given directory all *.asm* and *.prt* files
	and shows if they are used in any assembly and/or drawing.
	
	options:	-h =>	this help screen 
			-s =>	short output

	If the -s option is used only the files are shown which are not
	referenced in any drawing or assembly.

Author: Olaf Corten, the Netherlands
E-Mail: olafc@molding.fico.nl or ocorten@knoware.nl


################################################################################
# History:
# 19990219 Changed SCRIPTS_DIR extraction.
# 19961118 Changed /bin/split to /usr/bin/split (fix for non-SGI users)
# 19960723 Changed SCRIPTS_DIR setting.
# 19960605 Changed split value from 500 to 300 to fix 'arguments too long' error
# 19950314 Added help.
# 19951215 Changed split to /bin/split
# 19951013 Added SCRIPTS_DIR
# 19950711 Changed Dutch to English. Removed confirmation and timecheck.
# first version 23-6-95
#
################################################################################