The cross-compiler is 64-bit.
$ file `which c`
/bin/armv7l-unknown-linux-gnueabi-gcc: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/l, for GNU/Linux 3.2.0, BuildID[sha1]=38cdbcd64ee1fe329252ee255e0f8a64ed05e28f, with debug_info, not stripped
It...