bug occur when use sz (lrzsz utils)

[omyhub]

ZMODEM Session started

Received abc-test.zip
Error PROTOCOL: Only thing after ZFIN should be “OO” (79,79), not: 91,114,111,111,116,64,111,112,115,48,45,106,117,109,112,57,49,45,118,45,50,52,50,32,46,115,115,104,93,35,32

version: 1.0.172

[cferdinandi]

Please provide a reduced test case, and clearly explain what is/is but working.