Extern or forward variable declaration at tools/perf/util/tool.h, line 10 References: tools/perf/builtin-annotate.c, line 46 tools/perf/builtin-annotate.c, line 85 tools/perf/builtin-diff.c, line 37 tools/perf/builtin-inject.c, line 68 tools/perf/builtin-inject.c, line 76 tools/perf/builtin-inject.c, line 85 tools/perf/builtin-inject.c, line 98 tools/perf/builtin-inject.c, line 160 tools/perf/builtin-kmem.c, line 311 tools/perf/builtin-lock.c, line 851 tools/perf/builtin-record.c, line 82 tools/perf/builtin-report.c, line 58 tools/perf/builtin-report.c, line 109 tools/perf/builtin-report.c, line 142 tools/perf/builtin-sched.c, line 1364 tools/perf/builtin-sched.c, line 1479 tools/perf/builtin-sched.c, line 1515 tools/perf/builtin-sched.c, line 1535 tools/perf/builtin-sched.c, line 1557 tools/perf/builtin-sched.c, line 1568 tools/perf/builtin-sched.c, line 1589 tools/perf/builtin-sched.c, line 1595 tools/perf/builtin-script.c, line 252 tools/perf/builtin-script.c, line 319 tools/perf/builtin-script.c, line 365 tools/perf/builtin-script.c, line 441 tools/perf/builtin-timechart.c, line 280 tools/perf/builtin-timechart.c, line 289 tools/perf/builtin-timechart.c, line 298 tools/perf/builtin-timechart.c, line 496 tools/perf/builtin-top.c, line 235 tools/perf/builtin-top.c, line 656 tools/perf/builtin-top.c, line 756 tools/perf/util/build-id.c, line 21 tools/perf/util/build-id.c, line 46 tools/perf/util/session.c, line 302 tools/perf/util/session.c, line 312 tools/perf/util/session.c, line 501 tools/perf/util/session.c, line 511 tools/perf/util/session.c, line 649 tools/perf/util/session.c, line 689 tools/perf/util/session.c, line 702 tools/perf/util/session.c, line 718 tools/perf/util/session.c, line 736 tools/perf/util/session.c, line 763 tools/perf/util/session.c, line 825 tools/perf/util/session.c, line 874 tools/perf/util/session.c, line 1294 tools/perf/util/tool.h, line 10 tools/perf/util/tool.h, line 15 tools/perf/util/tool.h, line 19