TIFFCurrentRow(3tiff), TIFFCurrentStrip(3tiff), TIFFCurrentTile(3tiff),
 TIFFCurrentDirectory(3tiff), TIFFLastDirectory(3tiff),
 TIFFFileno(3tiff), TIFFFileName(3tiff), TIFFGetMode(3tiff),
 TIFFIsTiled(3tiff), TIFFIsByteSwapped(3tiff), TIFFIsUpSampled(3tiff),
 TIFFIsMSB2LSB(3tiff), TIFFGetVersion(3tiff) - query routines

 XQueryTree(3) - query window tree information

 XTextExtents(3), XTextExtents16(3), XQueryTextExtents(3),
 XQueryTextExtents16(3) - compute or query text extents

 XcmsCCCOfColormap(3), XcmsSetCCCOfColormap(3) - query and modify CCC of a
 colormap

 XkbGetDeviceButtonActions(3) - Query the button actions associated with an X
 Input Extension device

 XkbGetDeviceInfoChanges(3) - Query the changes that have occurred in the button
 actions or indicator names and indicator maps associated with an input extension
 device

 XkbGetDeviceLedInfo(3) - Query the indicator names, maps, and state associated
 with an LED feedback of an input extension device

 XtAppNextEvent(3), XtAppPending(3), XtAppPeekEvent(3),
 XtAppProcessEvent(3), XtDispatchEvent(3), XtAppMainLoop(3) - query and
 process events and input

 XtGetKeysymTable(3), XtKeysymToKeycodeList(3) - query keysyms and keycodes

 XtNextEvent(3), XtPending(3), XtPeekEvent(3), XtProcessEvent(3),
 XtMainLoop(3) - query and process events and input

 XtQueryGeometry(3) - query the preferred geometry of a child widget

 nslookup(1) - query Internet name servers interactively

 amq(8) - automounter query tool

 baudrate(3), erasechar(3), erasewchar(3), has_ic(3), has_il(3),
 killchar(3), killwchar(3), longname(3), term_attrs(3), termattrs(3),
 termname(3) - curses environment query routines

 editmap(8) - query and edit single records in database maps for sendmail

 feature_present(3) - query presence of a kernel feature

 mld6query(8) - send multicast listener query

 nslookup(1) - query Internet name servers interactively

 ntpdc(8) - special NTP query program

 ntpq(8) - standard NTP query program

 rtquery(8) - query routing daemons for their routing tables

 sdpcontrol(8) - SDP query utility

 wlandebug(8) - set/query 802.11 wireless debugging messages

 CPAN(3) - query, download and build perl modules from CPAN sites

 I18N::Langinfo(3) - query locale information