i've tried install qmailadmin-0.42 and configure with ./configure --enable-vpopmaildir --enable-htmldir --enable-cgibindir --enabl e-autoresponder-bin --enable-ezmlmdir i've already install vpopmail when i run the make command it's appears like this : root@/home/essy/qmailadmin-0.42>make make all-recursive make[1]: Entering directory `/home/essy/qmailadmin-0.42' make[2]: Entering directory `/home/essy/qmailadmin-0.42' gcc -I. -g -O2 -c qmailadmin.c gcc -I. -g -O2 -c alias.c gcc -I. -g -O2 -c autorespond.c gcc -I. -g -O2 -c forward.c gcc -I. -g -O2 -c mailinglist.c gcc -I. -g -O2 -c sysadmin.c gcc -I. -g -O2 -c user.c In file included from user.c:32: vpopmail_config.h:145: warning: `PACKAGE' redefined config.h:97: warning: this is the location of the previous definition vpopmail_config.h:148: warning: `VERSION' redefined config.h:100: warning: this is the location of the previous definition gcc -I. -g -O2 -c util.c gcc -I. -g -O2 -c auth.c gcc -I. -g -O2 -c template.c gcc -I. -g -O2 -c command.c gcc -I. -g -O2 -c show.c gcc -I. -g -O2 -c cgi.c gcc -I. -g -O2 -c limits.c gcc -I. -g -O2 -c dotqmail.c gcc -g -O2 -o qmailadmin qmailadmin.o alias.o autorespond.o forward.o mailinglist.o sysadmin.o user.o util.o auth.o template.o command.o show.o cgi.o limits.o dotqmail.o -lnsl -lm -lcrypt qmailadmin.o: In function `main': /home/essy/qmailadmin-0.42/qmailadmin.c:122: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/qmailadmin.c:125: undefined reference to `vget_assign' /home/essy/qmailadmin-0.42/qmailadmin.c:164: undefined reference to `vget_assign' /home/essy/qmailadmin-0.42/qmailadmin.c:194: undefined reference to `vget_assign' /home/essy/qmailadmin-0.42/qmailadmin.c:210: undefined reference to `vauth_user' /home/essy/qmailadmin-0.42/qmailadmin.c:229: undefined reference to `vget_assign' alias.o: In function `show_redirect_lines': /home/essy/qmailadmin-0.42/alias.c:295: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/alias.c:301: undefined reference to `slen' /home/essy/qmailadmin-0.42/alias.c:303: undefined reference to `scopy' /home/essy/qmailadmin-0.42/alias.c:304: undefined reference to `scat' alias.o: In function `doredirect': /home/essy/qmailadmin-0.42/alias.c:326: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/alias.c:333: undefined reference to `slen' /home/essy/qmailadmin-0.42/alias.c:335: undefined reference to `scopy' /home/essy/qmailadmin-0.42/alias.c:336: undefined reference to `scat' alias.o: In function `moddotqmailnow': /home/essy/qmailadmin-0.42/alias.c:404: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/alias.c:409: undefined reference to `vauth_getpw' alias.o: In function `adddotqmailnow': /home/essy/qmailadmin-0.42/alias.c:476: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/alias.c:501: undefined reference to `vauth_getpw' alias.o: In function `delredirectnow': /home/essy/qmailadmin-0.42/alias.c:582: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/alias.c:587: undefined reference to `slen' /home/essy/qmailadmin-0.42/alias.c:589: undefined reference to `scopy' /home/essy/qmailadmin-0.42/alias.c:590: undefined reference to `scat' autorespond.o: In function `delautorespondnow': /home/essy/qmailadmin-0.42/autorespond.c:236: undefined reference to `vdelfiles' mailinglist.o: In function `delmailinglistnow': /home/essy/qmailadmin-0.42/mailinglist.c:277: undefined reference to `slen' /home/essy/qmailadmin-0.42/mailinglist.c:287: undefined reference to `vdelfiles' mailinglist.o: In function `showlistusers': /home/essy/qmailadmin-0.42/mailinglist.c:439: undefined reference to `lowerit' mailinglist.o: In function `showlistmod': /home/essy/qmailadmin-0.42/mailinglist.c:484: undefined reference to `lowerit' mailinglist.o: In function `addlistusernow': /home/essy/qmailadmin-0.42/mailinglist.c:539: undefined reference to `lowerit' mailinglist.o: In function `addlistmodnow': /home/essy/qmailadmin-0.42/mailinglist.c:573: undefined reference to `lowerit' mailinglist.o: In function `dellistusernow': /home/essy/qmailadmin-0.42/mailinglist.c:676: undefined reference to `lowerit' mailinglist.o:/home/essy/qmailadmin-0.42/mailinglist.c:706: more undefined references to `lowerit' follow user.o: In function `show_user_lines': /home/essy/qmailadmin-0.42/user.c:87: undefined reference to `vauth_getall' /home/essy/qmailadmin-0.42/user.c:94: undefined reference to `vauth_getall' /home/essy/qmailadmin-0.42/user.c:125: undefined reference to `vauth_getall' /home/essy/qmailadmin-0.42/user.c:130: undefined reference to `vauth_getall' /home/essy/qmailadmin-0.42/user.c:175: undefined reference to `vauth_getall' user.o: In function `addusernow': /home/essy/qmailadmin-0.42/user.c:332: undefined reference to `vadduser' user.o: In function `modusergo': /home/essy/qmailadmin-0.42/user.c:378: undefined reference to `vpasswd' /home/essy/qmailadmin-0.42/user.c:381: undefined reference to `vauth_getpw' /home/essy/qmailadmin-0.42/user.c:383: undefined reference to `vauth_setpw' user.o: In function `delusergo': /home/essy/qmailadmin-0.42/user.c:493: undefined reference to `vdeluser' user.o: In function `count_users': /home/essy/qmailadmin-0.42/user.c:545: undefined reference to `vauth_getall' util.o: In function `check_email_addr': /home/essy/qmailadmin-0.42/util.c:90: undefined reference to `lowerit' util.o: In function `fixup_local_name': /home/essy/qmailadmin-0.42/util.c:123: undefined reference to `lowerit' template.o: In function `send_template': /home/essy/qmailadmin-0.42/template.c:338: undefined reference to `vauth_getall' /home/essy/qmailadmin-0.42/template.c:342: undefined reference to `vauth_getall' command.o: In function `setdefaultaccount': /home/essy/qmailadmin-0.42/command.c:209: undefined reference to `vauth_getpw' collect2: ld returned 1 exit status make[2]: *** [qmailadmin] Error 1 make[2]: Leaving directory `/home/essy/qmailadmin-0.42' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/home/essy/qmailadmin-0.42' make: *** [all-recursive-am] Error 2