Here's what i got on my system:
Code:
ldd /usr/bin/sendmail
linux-gate.so.1 (0xffffe000)
libdb-4.8.so => /usr/lib/libdb-4.8.so (0xb75da000)
libresolv.so.2 => /lib/libresolv.so.2 (0xb75c1000)
libcrypt.so.1 => /usr/lib/libcrypt.so.1 (0xb758e000)
libnsl.so.1 => /lib/libnsl.so.1 (0xb7573000)
libdl.so.2 => /lib/libdl.so.2 (0xb756d000)
libssl.so.1 => /usr/lib/libssl.so.1 (0xb750a000)
libcrypto.so.1 => /usr/lib/libcrypto.so.1 (0xb7354000)
libsasl2.so.2 => /usr/lib/libsasl2.so.2 (0xb733a000)
libm.so.6 => /lib/libm.so.6 (0xb730e000)
libc.so.6 => /lib/libc.so.6 (0xb7189000)
libpthread.so.0 => /lib/libpthread.so.0 (0xb716e000)
/lib/ld-linux.so.2 (0xb7791000)
i'm guessing you didn't install db48-4.8.30-i486-2