Description of problem:

The check_log plugin has incorrect hard coded paths for egrep and tail


Version-Release number of selected component (if applicable): 2.0.3-3


How reproducible:


Steps to Reproduce:
1. Execute the command to initialize the log check (for example): /usr/lib64/nagios/plugins/check_log -F /var/log/maillog -O /tmp/maillog -q bounced
2. Execute the command again to check the status.

Actual results:
/usr/lib64/nagios/plugins/check_log: line 199: /usr/bin/egrep: No such file or directory
/usr/lib64/nagios/plugins/check_log: line 202: /usr/bin/egrep: No such file or directory
/usr/lib64/nagios/plugins/check_log: line 205: /bin/tail: No such file or directory
/usr/lib64/nagios/plugins/check_log: line 205: /usr/bin/egrep: No such file or directory
()

Expected results:
Log check ok - 0 pattern matches found

Additional info:

Incorrect paths
...
GREP="/usr/bin/egrep"
DIFF="/usr/bin/diff"
TAIL="/bin/tail"
...

Should be
...
GREP="/bin/egrep"
DIFF="/usr/bin/diff"
TAIL="/usr/bin/tail"
...