revert test_ping_serve.c c0f519a8
revert test_ping_serve.c c0f519a8

mato/solo5,Solo5/solo5,Solo5/solo5,mato/solo5,djwillia/solo5,djwillia/solo5,mato/solo5,djwillia/solo5,Weichen81/solo5,Weichen81/solo5,Weichen81/solo5