Index: /issm/trunk-jpl/src/c/Makefile.am
===================================================================
--- /issm/trunk-jpl/src/c/Makefile.am	(revision 15889)
+++ /issm/trunk-jpl/src/c/Makefile.am	(revision 15890)
@@ -208,4 +208,5 @@
 					./shared/Elements/PddSurfaceMassBalance.cpp\
 					./shared/Elements/ComputeDelta18oTemperaturePrecipitation.cpp\
+					./shared/Elements/DrainageFunctionWaterfraction.cpp\
 					./shared/String/sharedstring.h\
 					./shared/String/DescriptorIndex.cpp\