Man pages matching name tshttptxncachelookupstatusget in section 3ts:

TSHttpTxnCacheLookupStatusGet.3ts.en	debian 10 / trafficserver-dev
TSHttpTxnCacheLookupStatusGet.3ts.en	debian 11 / trafficserver-dev
TSHttpTxnCacheLookupStatusGet.3ts.en	debian 12 / trafficserver-dev