Update libunwind package

* Add shared libraries for filecmd

* use FileUtils install

* crew:Get actual glibc version

* modify libc.so.6 logic for older glibc on i686

* add -flto to LDFLAGS and enable CMAKE flto via PROPERTY INTERPROCEDURAL_OPTIMIZATION

* Add more cmake linker flags

* add crew no flto flags

More gnome 40.1 updates, fix speex/speexdsp; webkit2gtk, wpebackend_fdo, waypipe, smbclient updates (#5798)

* add some packages

* Fixup speex & speexdsp and dependent packages, + more updates

* py3_pip => 21.1.1

* Use grep in crew whatprovides

* Add check for working grep.

* uprev

* Automatically generate constants list for crew const

* Document code

* Add cmake no flto option

* Add cmake no flto option to cflags too

* Don't break using llvm with meson; flto flags in ldflags unnecessary.

* Don't use substitution in CREW_MESON_OPTIONS

* Combine binutils and gdb, add source_highlight

* gtk3,gtk4,glib,gdk_pixbuf updates, fix to crew & pygments

* simply preflight

* split binutils and gdb, add texinfo to buildessential

* revert binutils changes to avoid gcc recompilation

* standalone gdb w/o binutils conflicts

* clean up gdb deps

* gtk3,gtk4,glib,gdk_pixbuf updates, fix to crew & pygments

* simply preflight