./configure --enable-relay-clear-minutes=180
--enable-vpopuser=vpopmail --enable-vpopgroup=vchkpw
--enable-tcpserver-file=/etc/tcp.smtp
--enable-sqllibdir=/usr/lib/mysql --enable-passwd=y

--enable-qmaildir=/var/qmail
--enable-admin-email=admin@seu.dominio
--enable-tcprules-prog=`which tcprules`
--enable-auth-logging=y --enable-logging=y
--enable-sqwebmail-pass=y --enable-default-domain=
seu.dominio
--enable-mysql=y --enable-roaming-users=y
--enable-deliver-filter=y --enable-defaultquota=10485760
--enable-large-site=n --enable-clear-passwd=n
--enable-sqlincdir=/usr/include/mysql

[root@notediego vpopmail-5.2.1]# make
make  all-recursive
make[1]: Entering directory `/usr/src/qmail/vpopmail-
5.2.1'
Making all in cdb
make[2]: Entering directory `/usr/src/qmail/vpopmail-5.2.1/cdb'
make[2]: Nada a ser feito para `all'.
make[2]: Leaving directory `/usr/src/qmail/vpopmail-5.2.1/cdb'
make[2]: Entering directory `/usr/src/qmail/vpopmail-
5.2.1'
gcc -I. -I/usr/include/mysql      -g -O2 -Wall -c vauth.c
In file included from vauth.c:32:
vmysql.h:55: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'char'
vmysql.h:59: error: missing terminating " character

vauth.c: In function 'vauth_adddomain':
vauth.c:232: error: missing terminating " character
vauth.c:232: error: expected expression before ')' token
make[2]: ** [vauth.o] Erro 1
make[2]: Leaving directory `/usr/src/qmail/vpopmail-
5.2.1'
make[1]: ** [all-recursive] Erro 1
make[1]: Leaving directory `/usr/src/qmail/vpopmail-5.2.1'
make: ** [all-recursive-am] Erro 2