AU_PRS_FAILURE
sorf = (sf == 0) ? AU_PRS_SUCCESS : AU_PRS_FAILURE;
sorf = AU_PRS_FAILURE;
sorf = AU_PRS_FAILURE;
if (sorf & AU_PRS_FAILURE)
#define AU_PRS_BOTH (AU_PRS_SUCCESS|AU_PRS_FAILURE)
sorf = AU_PRS_FAILURE;