Changed PREFIX_PACKAGE_DATA_DIR to NO_PREFIX_PACKAGE_DATA_DIR

data/Makefile.am

@@ -17,13 +17,13 @@ install:
 		echo ""; \
 		exit 1; \
 	fi;
-	@if test ! -d @PACKAGE_DATA_DIR@; then \
-		mkdir @PACKAGE_DATA_DIR@; \
+	@if test ! -d ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@; then \
+		mkdir ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@; \
 	fi;
-	cp player @PACKAGE_DATA_DIR@ -rf
-	cp maps @PACKAGE_DATA_DIR@ -rf
-	cp gfx @PACKAGE_DATA_DIR@ -rf
-	cp tileset @PACKAGE_DATA_DIR@ -rf
+	cp player ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@ -rf
+	cp maps ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@ -rf
+	cp gfx ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@ -rf
+	cp tileset ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@ -rf
 
 uninstall:
-	rm -rf @PACKAGE_DATA_DIR@
+	rm -rf ${prefix}/@NO_PREFIX_PACKAGE_DATA_DIR@