/usr/bin/dpkg-shlibdeps

Usage: dpkg-shlibdeps [<option>...] [-e]<executable> [<option>...]

Positional options (order is significant):
  <executable>
          Include dependencies for <executable>.
  -e<executable>
          Alias for <executable> when it starts with '-'.
  -d<dependency-field>
          Next executables set shlibs:<dependency-field>.

Options:
      --package=<package>
          Generate substitution variables for <package>.
  -t<type>
          Set package type.
          [default: deb]
  -p<varname-prefix>
          Set <varname-prefix>:*.
          [default: shlibs:*]
  -x<package>
          Exclude package from the generated dependencies.
  -S<package-build-dir>
          Search needed libraries in the given package build directory first.
  -I<package-build-dir>
          Ignore needed libraries, shlibs and symbols files in the given build
          directory.
  -l<library-dir>
          Add directory to private shared library search list.
  -L<local-shlibs-file>
          Specify shlibs override file to use.
          [default: debian/shlibs.local]
  -T<substvars-file>
          Update substitution variables from this file.
          [default: debian/substvars]
  -O[<file>]
          Write variable settings to stdout (or <file>).
      --ignore-missing-info
          Do not fail on missing dependency information.
      --warnings=<value>
          Define set of active warnings (see manual page).
  -v
          Enable verbose mode; can be used multiple times.
      --admindir=<directory>
          Change the administrative directory.
  -?, --help
          Show this help message.
      --version
          Show the version.

Dependency fields recognized are:
  Suggests/Recommends/Depends/Pre-Depends