ISSQH              31 libavformat/davs2.c #define ISUNIT(x) ( ISSQH(x) || ISEND(x) || (x) == 0xB2 || ISPIC(x) || (x) == 0xB5 || (x) == 0xB7 )
ISSQH              51 libavformat/davs2.c                 if (ISSQH(state)) {