--- old/make/lib/SoundLibraries.gmk	2018-03-23 14:24:09.389158081 +0100
+++ new/make/lib/SoundLibraries.gmk	2018-03-23 14:24:09.161158083 +0100
@@ -72,7 +72,6 @@
     CFLAGS := $(CFLAGS_JDKLIB) \
         $(LIBJSOUND_CFLAGS), \
     CXXFLAGS := $(CXXFLAGS_JDKLIB) $(LIBJSOUND_CFLAGS), \
-    MAPFILE := $(TOPDIR)/make/mapfiles/libjsound/mapfile-vers, \
     LDFLAGS := $(LDFLAGS_JDKLIB) \
         $(call SET_SHARED_LIBRARY_ORIGIN), \
     LIBS_unix := -ljava -ljvm, \