Check the attached build log (with -j8), stream.so is built before its dependency is completed, the problem is that the Makefile.am adds -lferitestream in LDFLAGS rather than using libferitestream.la in LIBADD.
Created attachment 170201 [details] Build log
+ 20 Jun 2012; Justin Lecher <jlec@gentoo.org> ferite-1.0.2.ebuild, + metadata.xml: + Handle libtool files; remove serial build in install phase, #244871 +