added dependencies and build files (loosely inspired by Sebastian Dorda's love-native-android)

jni/libmng-1.0.10/contrib/gcc/xmngview/Makefile

@@ -0,0 +1,20 @@
+PROC=athlon
+CFLAGS=-g -Wall -O2 -march=$(PROC) -mcpu=$(PROC)
+MOTIFLIB=/usr/local/lesstif/lib
+MOTIFINC=/usr/local/lesstif/include
+MNGLIB=-lmng
+LIBS=-L/usr/X11R6/lib -L$(MOTIFLIB) -lXm -lXt -lX11 $(MNGLIB) -lm
+INC=-I/usr/X11R6/include -I$(MOTIFINC)
+CC=gcc
+LDFLAGS=
+
+all: clean compile
+
+compile:
+	$(CC) $(CFLAGS) $(INC) color.c xmngview.c -o xmngview $(LIBS)
+
+clean:
+	rm -f xmngview core 
+
+install:
+	cp -a xmngview  /usr/local/bin/xmngview