$ldd /usr/bin/perf_3.2.0-23 linux-vdso.so.1 => (0x00007fff7afff000) libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f0411a17000) librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f041180f000) libelf.so.1 => /usr/lib/x86_64-linux-gnu/libelf.so.1 (0x00007f04115f9000) libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f04112ff000) libdw.so.1 => /usr/lib/x86_64-linux-gnu/libdw.so.1 (0x00007f04110c9000) libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f0410d0b000) /lib64/ld-linux-x86-64.so.2 (0x00007f0411c4e000) libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f0410b07000) liblzma.so.5 => /usr/lib/x86_64-linux-gnu/liblzma.so.5 (0x00007f04108e4000) libbz2.so.1.0 => /lib/x86_64-linux-gnu/libbz2.so.1.0 (0x00007f04106d4000) libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f04104bd000)
As you can see there is no libnewt and libslang
$ldd /usr/bin/ perf_3. 2.0-23
linux- vdso.so. 1 => (0x00007fff7aff f000)
libpthread. so.0 => /lib/x86_ 64-linux- gnu/libpthread. so.0 (0x00007f0411a1 7000) 64-linux- gnu/librt. so.1 (0x00007f041180 f000) x86_64- linux-gnu/ libelf. so.1 (0x00007f04115f 9000) 64-linux- gnu/libm. so.6 (0x00007f04112f f000) x86_64- linux-gnu/ libdw.so. 1 (0x00007f04110c 9000) 64-linux- gnu/libc. so.6 (0x00007f0410d0 b000)
/lib64/ ld-linux- x86-64. so.2 (0x00007f0411c4 e000) 64-linux- gnu/libdl. so.2 (0x00007f0410b0 7000)
liblzma. so.5 => /usr/lib/ x86_64- linux-gnu/ liblzma. so.5 (0x00007f04108e 4000)
libbz2. so.1.0 => /lib/x86_ 64-linux- gnu/libbz2. so.1.0 (0x00007f04106d 4000) 64-linux- gnu/libz. so.1 (0x00007f04104b d000)
librt.so.1 => /lib/x86_
libelf.so.1 => /usr/lib/
libm.so.6 => /lib/x86_
libdw.so.1 => /usr/lib/
libc.so.6 => /lib/x86_
libdl.so.2 => /lib/x86_
libz.so.1 => /lib/x86_
As you can see there is no libnewt and libslang