Please find attached, a patch that I submitted to Ubuntu as a fix for the FTBFS issue, it is derived from the patch that Gentoo are using (http://bugs.gentoo.org/attachment.cgi?id=258946&action=diff) from Gentoo Bug# 333425.
Zabbix seems to build w/ patch in pbuilder on my systems just fine now. Cheers,
Index: oneiric-merge/configure.in =================================================================== --- oneiric-merge.orig/configure.in 2011-05-04 00:08:31.000000000 +1200 +++ oneiric-merge/configure.in 2011-05-04 00:08:43.000000000 +1200 @@ -1246,6 +1246,7 @@ fi CFLAGS="${CFLAGS} ${LDAP_CPPFLAGS}" LDFLAGS="${LDFLAGS} ${LDAP_LDFLAGS}" +LIBS="${LIBS} ${LDAP_LIBS}" found_iconv="no" dnl Check for libiconv [by default - skip] Index: oneiric-merge/m4/ax_lib_postgresql.m4 =================================================================== --- oneiric-merge.orig/m4/ax_lib_postgresql.m4 2011-05-04 00:08:18.000000000 +1200 +++ oneiric-merge/m4/ax_lib_postgresql.m4 2011-05-04 00:09:06.000000000 +1200 @@ -84,7 +84,8 @@ AC_MSG_CHECKING([for PostgreSQL libraries]) POSTGRESQL_CPPFLAGS="-I`$PG_CONFIG --includedir`" - POSTGRESQL_LDFLAGS="-L`$PG_CONFIG --libdir` -lpq" + POSTGRESQL_LDFLAGS="-L`$PG_CONFIG --libdir`" + POSTGRESQL_LIBS="-lpq" POSTGRESQL_VERSION=`$PG_CONFIG --version | sed -e 's#PostgreSQL ##'` @@ -179,4 +180,5 @@ AC_SUBST([POSTGRESQL_VERSION]) AC_SUBST([POSTGRESQL_CPPFLAGS]) AC_SUBST([POSTGRESQL_LDFLAGS]) + AC_SUBST([POSTGRESQL_LIBS]) ]) Index: oneiric-merge/m4/ldap.m4 =================================================================== --- oneiric-merge.orig/m4/ldap.m4 2011-05-04 00:08:23.000000000 +1200 +++ oneiric-merge/m4/ldap.m4 2011-05-04 00:09:06.000000000 +1200 @@ -72,7 +72,8 @@ fi LDAP_CPPFLAGS=-I$LDAP_INCDIR - LDAP_LDFLAGS="-L$LDAP_LIBDIR -lldap -llber $LDAP_LIBS" + LDAP_LDFLAGS="-L$LDAP_LIBDIR $LDAP_LIBS" + LDAP_LIBS="-lldap -llber $LDAP_LIBS" found_ldap="yes" AC_DEFINE(HAVE_LDAP,1,[Define to 1 if LDAP should be enabled.]) @@ -92,6 +93,7 @@ AC_SUBST(LDAP_CPPFLAGS) AC_SUBST(LDAP_LDFLAGS) + AC_SUBST(LDAP_LIBS) unset _libldap_with ])dnl