Added all previous files

lab9/Makefile

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+# Makefile for lab 9
+#   "make" or "make all : creates all three executables
+#   "make symbol" : creates the symbol executable
+#   (similarly for "make bounce" and "make funanim")
+ 
+all: symbol bounce funanim
+
+symbol: symbol.c 
+	gcc symbol.c gfx.o -lX11 -lm -o symbol
+
+bounce: bounce.c 
+	gcc bounce.c gfx.o -lX11 -o bounce
+
+funanim: funanim.c 
+	gcc funanim.c gfx.o -lX11 -o funanim
+
+clean:
+	rm symbol bounce funanim
+