r22688 - gnucash/trunk/src/libqof/qof - Fix gnc_difftime so it is the same as difftime, which it replaces.

[Mike Alexander]

Author: mta
Date: 2012-12-31 19:10:07 -0500 (Mon, 31 Dec 2012)
New Revision: 22688
Trac: http://svn.gnucash.org/trac/changeset/22688

Modified:
   gnucash/trunk/src/libqof/qof/gnc-date.c
   gnucash/trunk/src/libqof/qof/gnc-date.h
Log:
Fix gnc_difftime so it is the same as difftime, which it replaces.
It was computing the negative of the expected value.  The most obvious
effect of this was that the reconcile interval became negative when you
reconciled an account so each reconciliation was earlier than the previous.