DvbCssWc makefile for Linux doesn't build

[sphaero]

$ make
gcc  -fPIC -g `pkg-config gstreamer-1.0 --cflags-only-I` -pedantic -Wall -Wextra -ggdb3 -O2 -D NDEBUG -fwhole-program -o ../../Build/Linux/libDvbCssWc.so -shared ../../Source/gstdvbcsswcclient.o ../../Source/gstdvbcsswcpacket.o ../../Source/gstdvbcsswcserver.o ../../Source/export.o ../../Source/export/client-export.o ../../Source/export/server-export.o -lgstnet-1.0 -lgstreamer-1.0 -lgio-2.0 -lgobject-2.0 -lglib-2.0 -lm
../../Source/export/server-export.o: In function `server_new':
/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export/server-export.c:37: multiple definition of `server_new'
../../Source/export.o:/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export.c:37: first defined here
../../Source/export/server-export.o: In function `server_free':
/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export/server-export.c:47: multiple definition of `server_free'
../../Source/export.o:/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export.c:47: first defined here
../../Source/export/server-export.o: In function `gst_dvb_css_wc_start':
/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export/server-export.c:69: multiple definition of `gst_dvb_css_wc_start'
../../Source/export.o:/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export.c:69: first defined here
../../Source/export/server-export.o: In function `gst_dvb_css_wc_stop':
/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export/server-export.c:118: multiple definition of `gst_dvb_css_wc_stop'
../../Source/export.o:/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export.c:118: first defined here
../../Source/export/server-export.o: In function `gst_dvb_css_wc_get_time':
/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export/server-export.c:137: multiple definition of `gst_dvb_css_wc_get_time'
../../Source/export.o:/home/arnaud/src/gst-unity-bridge/Plugin/DvbCssWc/Project/Linux/../../Source/export.c:137: first defined here
collect2: error: ld returned 1 exit status
Makefile:25: recipe for target '../../Build/Linux/libDvbCssWc.so' failed
make: *** [../../Build/Linux/libDvbCssWc.so] Error 1

Seems the export.* and server-export.* files conflict