--- dspam-3.10.2-r1.ebuild      2013-11-13 15:02:03.895783010 -0500
+++ dspam-3.10.2-r2.ebuild      2013-11-13 15:05:52.532117940 -0500
@@ -109,7 +109,8 @@

        if use mysql; then
                DSPAM_DRIVERS+=",mysql_drv"
-               DSPAM_DRIVERS_EXTRAS+="--with-mysql-includes=/usr/include/mysql "
+               DSPAM_DRIVERS_EXTRAS+="--with-mysql-includes=$(mysql_config --variable=pkgincludedir) \
+                       --with-mysql-libraries=$(mysql_config --variable=pkglibdir) "
        fi

        if use postgres; then