Usage: pro_edit_cur_trail [options] [dir]
 
	This script starts the editor with the latest trailfile


	options:	-h 	=> this help screen 
			-p	=> edit Pro/PDM trail file
			-x	=> get last x version (default = 1)
				   (e.g. -2 , get previous trailfile)

Author: Olaf Corten, olafc@molding.fico.nl or ocorten@knoware.nl

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# History:
#
# 990505 Added -x option.
# 971106 Added AIX dtpad editor and BCKGRND option.
# 970528 trail file now found using ls -1t.
# 970123 Added -p option for Pro/PDM trail files
# 970120 Added echo of filename
# 961216 Added textedit for SUN users adn vuepad for HP users
# 960301 Fixed "WINEDITOR - Undefined variable" error.
# 960116 Changed default editor from zip to jot
# 950626 Added check for WINEDITOR. Removed pwd.
# 950623 first version 
#
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