From Bugzilla Helper:
User-Agent: Mozilla/5.0 Galeon/1.2.6 (X11; Linux i686; U;) Gecko/20020913

Description of problem:
Reads like bug 60338 which is closed as a duplicate of 37771 which is also closed.

60338 is a bug against vixie cron, 37771 is against vi

When /tmp is a link changes made via crontab -e are not saved, when /tmp is a
real directory the changes are saved.

Version-Release number of selected component (if applicable):
vixie-cron-3.0.1-64, vim-common-6.1-18.7x.2, vim-enhanced-6.1-18.7x.2,
vim-minimal-6.1-18.7x.2

How reproducible:
Always

Steps to Reproduce:
1.make /tmp a soft link to some other location
2.
3.
    

Actual Results:  Run the command crontab -e on an existing crontab and maker
changes via the editor (vim) and exit (:wq) receive the line 
crontab: no changes made to crontab

Expected Results:  Run the command crontab -e on an existing crontab and maker
changes via the editor (vim) and exit (:wq) receive the line 
crontab: installing new crontab
 
Additional info:  A which of vi return the following information 
alias vi='vim'
	/usr/bin/vim