Add makefile slice for building ldeinit on Linux aarch64 systems

bin/makefile-init-linux.aarch64

@@ -0,0 +1,29 @@
+# Options for Linux, aarch64 processor, X windows, for INIT processing
+
+CC = gcc $(GCC_CFLAGS)
+#CC = clang $(CLANG_CFLAGS)
+
+XFILES = $(OBJECTDIR)xmkicon.o \
+	$(OBJECTDIR)xbbt.o \
+	$(OBJECTDIR)dspif.o \
+	$(OBJECTDIR)xinit.o \
+	$(OBJECTDIR)xscroll.o \
+	$(OBJECTDIR)xcursor.o \
+	$(OBJECTDIR)xlspwin.o \
+	$(OBJECTDIR)xrdopt.o \
+	$(OBJECTDIR)xwinman.o
+
+
+XFLAGS = -DXWINDOW
+
+# OPTFLAGS is normally -O2, for INIT we want unoptimized in case we need to debug it
+OPTFLAGS =  -O0 -g
+DEBUGFLAGS =
+DFLAGS = $(DEBUGFLAGS) $(XFLAGS) -DRELEASE=351 -DNOVERSION -DINIT
+
+LDFLAGS = -L/usr/X11/lib -lX11 -lc -lm
+LDELDFLAGS =  -L/usr/X11/lib -lX11 -lc -lm
+
+OBJECTDIR = ../$(RELEASENAME)/
+
+default	: ../$(OSARCHNAME)/ldeinit