Test if pattern is found if pattern is at the beginning of the read_buffer.
Test if pattern is found if pattern is at the beginning of the read_buffer.

gatzka/cjet,gatzka/cjet,gatzka/cjet,gatzka/cjet,mloy/cjet,mloy/cjet,mloy/cjet,mloy/cjet,gatzka/cjet,mloy/cjet