platforms/android was missing along with an extra line needed for set() macro

Author: Ramesh.Ayyagari

ccnx/forwarder/metis/CMakeLists.txt

@@ -282,6 +282,8 @@ else()
     	)
     endif()
 endif()
+
+
 set(METIS_SOURCE_FILES  
 	metis_About.c 
 	${METIS_CONFIG_SOURCE}