Symbol: F_TLOCK
tools/perf/builtin-daemon.c
1120
#ifndef F_TLOCK
tools/perf/builtin-daemon.c
1125
if (cmd != F_TLOCK || len != 0)
tools/perf/builtin-daemon.c
1153
if (lockf(fd, F_TLOCK, 0) < 0) {
tools/power/x86/intel-speed-select/isst-daemon.c
210
if (lockf(pid_file_handle, F_TLOCK, 0) == -1) {