cpan[2]> install -f File::LibMagic
Warning: Cannot install -f, don't know what it is.
Try the command

    i /-f/

to find objects with matching identifiers.Running install for module 'File::LibMagic'
Running make for D/DR/DROLSKY/File-LibMagic-1.12.tar.gz
Checksum for /root/.cpan/sources/authors/id/D/DR/DROLSKY/File-LibMagic-1.12.tar.gz ok
Scanning cache /root/.cpan/build for sizes
............................................................................DONE

  CPAN.pm: Building D/DR/DROLSKY/File-LibMagic-1.12.tar.gz

Checking for magic.h... no

  This module requires the libmagic.so library and magic.h header. See
  INSTALL.md for more details on installing these.

Warning: No success on command[/usr/bin/perl Makefile.PL]
'YAML' not installed, will not store persistent state
  DROLSKY/File-LibMagic-1.12.tar.gz
  /usr/bin/perl Makefile.PL -- NOT OK
Running make test
  Make had some problems, won't test
Running make install
  Make had some problems, won't install
Failed during this command:
 DROLSKY/File-LibMagic-1.12.tar.gz            : writemakefile NO '/usr/bin/perl Makefile.PL' returned status 256