diff -rupN xorg-server-1.17.4.old/miext/shadow/Makefile.am xorg-server-1.17.4/miext/shadow/Makefile.am
--- xorg-server-1.17.4.old/miext/shadow/Makefile.am	2015-09-22 18:36:52.000000000 +0200
+++ xorg-server-1.17.4/miext/shadow/Makefile.am	2015-11-23 15:28:18.872495464 +0100
@@ -6,6 +6,8 @@ if XORG
 sdk_HEADERS = shadow.h
 endif
 
+libshadow_la_LIBADD = $(top_builddir)/fb/libfb.la
+
 libshadow_la_SOURCES =		\
 	c2p_core.h		\
 	shadow.c		\
diff -rupN xorg-server-1.17.4.old/miext/shadow/Makefile.in xorg-server-1.17.4/miext/shadow/Makefile.in
--- xorg-server-1.17.4.old/miext/shadow/Makefile.in	2015-10-28 17:31:46.000000000 +0100
+++ xorg-server-1.17.4/miext/shadow/Makefile.in	2015-11-23 15:27:59.482102354 +0100
@@ -112,7 +112,7 @@ CONFIG_HEADER = $(top_builddir)/include/
 CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
 LTLIBRARIES = $(noinst_LTLIBRARIES)
-libshadow_la_LIBADD =
+libshadow_la_LIBADD = $(top_builddir)/fb/libfb.la
 am_libshadow_la_OBJECTS = shadow.lo shafb4.lo shafb8.lo shalloc.lo \
 	shiplan2p4.lo shiplan2p8.lo shpacked.lo shplanar8.lo \
 	shplanar.lo shrot16pack_180.lo shrot16pack_270.lo \