Fix linking of motion and rotate modules

142e288b set LDFLAGS conditionally
Be sure that it is always set and concatenate the DARWIN flags

modules/control/Modules.am

@@ -16,8 +16,9 @@ noinst_LTLIBRARIES = libvlc_motion.la
 
 libmotion_plugin_la_SOURCES = motion.c
 libmotion_plugin_la_LIBADD = libvlc_motion.la
+libmotion_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(controldir)'
 if HAVE_DARWIN
-libmotion_plugin_la_LDFLAGS = -Wl,-framework,IOKit,-framework,CoreFoundation
+libmotion_plugin_la_LDFLAGS += -Wl,-framework,IOKit,-framework,CoreFoundation
 endif
 
 control_LTLIBRARIES += \

modules/video_filter/Modules.am

@@ -68,8 +68,9 @@ SOURCES_opencv_example = opencv_example.cpp filter_event_info.h
 
 librotate_plugin_la_SOURCES = rotate.c
 librotate_plugin_la_LIBADD = ../control/libvlc_motion.la $(LIBM)
+librotate_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(video_filterdir)'
 if HAVE_DARWIN
-librotate_plugin_la_LDFLAGS = -Wl,-framework,IOKit,-framework,CoreFoundation
+librotate_plugin_la_LDFLAGS += -Wl,-framework,IOKit,-framework,CoreFoundation
 endif
 video_filter_LTLIBRARIES += librotate_plugin.la