make failed

[tao of programmer]

hi,everybody here. I just installed vpopmail+mysql successfully, and I installed qmailadmin,when make ,it complained: 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 -L/home/vpopmail/lib -lvpopmail -lnsl -lm -lcrypt /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_open': /home/tao/qmail/vpopmail-4.9/vauth.c:59: undefined reference to `mysql_init' /home/tao/qmail/vpopmail-4.9/vauth.c:61: undefined reference to `mysql_real_connect' /home/tao/qmail/vpopmail-4.9/vauth.c:63: undefined reference to `mysql_real_connect' /home/tao/qmail/vpopmail-4.9/vauth.c:70: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:75: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:76: undefined reference to `mysql_free_result' /home/tao/qmail/vpopmail-4.9/vauth.c:77: undefined reference to `mysql_select_db' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_adddomain_size': /home/tao/qmail/vpopmail-4.9/vauth.c:121: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:125: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:126: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_adduser_size': /home/tao/qmail/vpopmail-4.9/vauth.c:193: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:196: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:206: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:207: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_getpw_size': /home/tao/qmail/vpopmail-4.9/vauth.c:248: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:253: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:268: undefined reference to `mysql_fetch_row' /home/tao/qmail/vpopmail-4.9/vauth.c:277: undefined reference to `mysql_free_result' /home/tao/qmail/vpopmail-4.9/vauth.c:280: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_deldomain_size': /home/tao/qmail/vpopmail-4.9/vauth.c:304: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:307: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:308: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_deluser_size': /home/tao/qmail/vpopmail-4.9/vauth.c:337: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:341: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:342: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_setquota_size': /home/tao/qmail/vpopmail-4.9/vauth.c:368: undefined reference to `mysql_query' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_vpasswd_size': /home/tao/qmail/vpopmail-4.9/vauth.c:408: undefined reference to `mysql_query' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_getall_size': /home/tao/qmail/vpopmail-4.9/vauth.c:449: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:454: undefined reference to `mysql_use_result' /home/tao/qmail/vpopmail-4.9/vauth.c:466: undefined reference to `mysql_fetch_row' /home/tao/qmail/vpopmail-4.9/vauth.c:476: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vauth_setpw_size': /home/tao/qmail/vpopmail-4.9/vauth.c:544: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:549: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:550: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vopen_smtp_relay': /home/tao/qmail/vpopmail-4.9/vauth.c:575: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:581: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:585: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:586: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vupdate_rules': /home/tao/qmail/vpopmail-4.9/vauth.c:593: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:596: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:601: undefined reference to `mysql_use_result' /home/tao/qmail/vpopmail-4.9/vauth.c:608: undefined reference to `mysql_fetch_row' /home/tao/qmail/vpopmail-4.9/vauth.c:609: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vclear_open_smtp': /home/tao/qmail/vpopmail-4.9/vauth.c:622: undefined reference to `mysql_query' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vcreate_relay_table': /home/tao/qmail/vpopmail-4.9/vauth.c:631: undefined reference to `mysql_query' /home/tao/qmail/vpopmail-4.9/vauth.c:635: undefined reference to `mysql_store_result' /home/tao/qmail/vpopmail-4.9/vauth.c:636: undefined reference to `mysql_free_result' /home/vpopmail/lib/libvpopmail.a(vauth.o): In function `vclose': /home/tao/qmail/vpopmail-4.9/vauth.c:648: undefined reference to `mysql_close' collect2: ld returned 1 exit status make[2]: *** [qmailadmin] Error 1 make[2]: Leaving directory `/home/tao/qmail/qmailadmin-0.35' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/home/tao/qmail/qmailadmin-0.35' make: *** [all-recursive-am] Error 2       I saw many people had such problems on the list, but can't somebody resolve the question?