Fix to cseek for the 'avoid lseeking by next_page if applicable' such that behaves correctly w/ CFILE_WRITEABLE. Basically, disable next_page cseek for writeable.  better method I'm sure, but this works.
Fix to cseek for the 'avoid lseeking by next_page if applicable' such that behaves correctly w/ CFILE_WRITEABLE.
Basically, disable next_page cseek for writeable.  better method I'm sure, but this works.

rafaelmartins/diffball,ferringb/diffball,ferringb/diffball,rafaelmartins/diffball