K 10
svn:author
V 4
ache
K 8
svn:date
V 27
2001-09-01T01:56:54.000000Z
K 7
svn:log
V 197
Back out disabling ungetc() at 0, use different solution:
keep negative offset internally, but return 0 externally in ftell*()
I.e. use 0 now as 'unspecified value' per POSIX ungetc() description.

END