The Error:

/opt/local/share/apr-1/build/libtool --silent --mode=link /usr/bin/gcc-4.0 -I/opt/local/include  -O2   -L/opt/local/lib/db44  -L/opt/local/lib -o htpasswd  htpasswd.lo   -L/opt/local/lib -lpcre /opt/local/lib/libaprutil-1.la -ldb-4.5 -lsqlite3 -lexpat -liconv /opt/local/lib/libapr-1.la -lpthread
ld: library not found for -ldb-4.5
collect2: ld returned 1 exit status
make[2]: *** [htpasswd] Error 1
make[1]: *** [all-recursive] Error 1
make: *** [all-recursive] Error 1



The Workaround:

cd /opt/local/lib
sudo ln -s db45/libdb* .