man -k printf
Pesquise as descrições breves e os nomes das páginas de manual para a palavra-chave printf como expressão regular. Imprima quaisquer correspondências. Equivalente a apropos -r printf.
Ou, como você pode ver, você também pode usar
apropos -r printf
Exemplo ...
man -k "test"
Test (3perl) - provides a simple framework for writing test scripts cupstestdsc (1) - test conformance of postscript files cupstestppd (1) - test conformance of ppd files DBD::Gofer::Transport::null (3pm) - DBD::Gofer client transport for testing DBD::Gofer::Transport::pipeone (3pm) - DBD::Gofer client transport for testing dh_auto_test (1) - automatically runs a package's test suites dh_testdir (1) - test directory before building debian package dh_testroot (1) - ensure that a package is built as root dh_testversion (1) - ensure that the correct version of debhelper is installed ExtUtils::testlib (3perl) - add blib/* directories to @INC feature_test_macros (7) - feature test macros File::CheckTree (3perl) - run many filetest checks on a tree filetest (3perl) - Perl pragma to control the filetest permission operators ftm (7) - feature test macros gcov-4.2 (1) - coverage testing tool make-memtest86+-boot-floppy (1) - (unknown subject) Memoize::ExpireFile (3perl) - test for Memoize expiration semantics Memoize::ExpireTest (3perl) - test for Memoize expiration semantics mysql_client_test (1) - test client API mysql_client_test_embedded (1) - test client API for embedded server mysqlmanager-pwgen (1) - internal test-suite program mysqlmanagerc (1) - internal test-suite program mysqltest (1) - program to run test cases mysqltest_embedded (1) - program to run embedded test cases ndb_cpcd (1) - automate testing of NDB (development use only)