Qmail-LDap with solaris 10

Hi

can anyone send me the Document for installing Qmail Ldap with  solaris 10 .

Am getting followinf error: Please suggest.

bash-3.2# make setup check
./compile -DQLDAP_CLUSTER -DEXTERNAL_TODO -DDASH_EXT
-DLDAP_DEPRECATED=1 -I/usr/include -DDEBUG qldap.c
qldap.c: In function `qldap_set_option':
qldap.c:988: error: `LDAP_OPT_SUCCESS' undeclared (first use in this function)
qldap.c:988: error: (Each undeclared identifier is reported only once
qldap.c:988: error: for each function it appears in.)
*** Error code 1
make: Fatal error: Command failed for target `qldap.o'

Regds,

sasanka