RAM_ROOT=/tmp/root
[ -x /usr/bin/ldd ] || ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }
-libs() { ldd $* | sed -r 's/(.* => )?(.*) .*/\2/'; }
+libs() { ldd $* 2>/dev/null | sed -r 's/(.* => )?(.*) .*/\2/'; }
install_file() { # <file> [ <file> ... ]
for file in "$@"; do