Identify (and sometimes fix) remaining uses of old-style GCC name mangling in cia files - Bug 3115 Instances which don't have defined "CSM_xxx" macros are marked "// CSM needed"

EXPORTS
	Init6 @ 1 NONAME
	ChkC6 @ 2 NONAME
	BlkI6 @ 3 NONAME
	GetGeneration @ 4 NONAME
	RBlkI6 @ 5 NONAME
	SetCloseLib @ 6 NONAME