binutils software package provides GNU assembler, linker and binary utilities, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install binutils
binutils is installed in your system.
Make ensure the binutils package were installed using the commands given below,
$ sudo dpkg-query -l | grep binutils *
You will get with binutils package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Development |
| Package | binutils |
| Version | 2.27-9+b2 [mips64el], 2.27-9+b |
| Description | GNU assembler, linker and binary utilities |
| Sub Section | devel |