example 1)
arm-linux-readelf -a busybox | grep -i "shared"
output message :
0x00000001 (NEEDED) Shared library: [libm.so.0]
0x00000001 (NEEDED) Shared library: [libc.so.0]
example 2)
powerpc-405-linux-gnu-readelf -a bin/busybox | grep -i "shared"