make[1]: Entering directory `/tmp/ntop-current/ntop'
Making all in .
make[2]: Entering directory `/tmp/ntop-current/ntop'
/bin/sh ./libtool --mode=link gcc -g -O2 -pipe -o ntop main.o admin.o libntop
libtool: link: warning: library `/usr/lib/libgdbm.la' was moved.
gcc -g -O2 -pipe -o .libs/ntop main.o admin.o ./.libs/libntopreport.so -lcrypt
./.libs/libntop.so: undefined reference to `ERR_error_string_n'
collect2: ld returned 1 exit status
make[2]: *** [ntop] Error 1
make[2]: Leaving directory `/tmp/ntop-current/ntop'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/tmp/ntop-current/ntop'
make: *** [all-recursive-am] Error 2
any one got face this problem before...
