or download this
$ perl -e '-B q{perl-5.38.0.tar.gz} and warn "binary file\n"'
binary file
...
$ file /usr/bin/perl
/usr/bin/perl: ELF 64-bit LSB pie executable, x86-64, version 1 (SYSV)
+, dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildI
+D[sha1]=6ecb6a6b0956a41de73c75facebcb500b525b860, for GNU/Linux 3.2.0
+, stripped