CAP_FPATHCONF
const cap_rights_t cap_fpathconf_rights = CAP_RIGHTS_INITIALIZER(CAP_FPATHCONF);
RIGHTS_INFO(CAP_FPATHCONF),
TRY_FILE_OPS(fd, CAP_FPATHCONF);
CHECK_RESULT(fpathconf, CAP_FPATHCONF, ret >= 0);
TRY(CAP_FPATHCONF);
{ CAP_FPATHCONF, "fp" },
CAP_WRITE, CAP_FSTAT, CAP_EVENT, CAP_FPATHCONF);
CAP_FUTIMES, CAP_FSTATFS, CAP_FSYNC, CAP_FPATHCONF);