Get library info for specified executables

Linux library info

ldd `which smbd` | grep cups

e.g.

# ldd `which smbd` | grep cups
        libcups.so.2 => /usr/lib/libcups.so.2 (0x00f76000)

# ldd `which perl` | grep perl
        libperl.so => /usr/lib/perl5/5.8.5/i386-linux-thread-multi/CORE/libperl.so (0x00994000)