如何在makefile中指定MYSQL的头文件和库的路径及GNOME的头文件和库的路径？

Question

CC=gcc
           INCLUDE=-I/usr/include/mysql -I/usr/include/XXX
           LIBS=-L/usr/lib/mysql -lmysqlclient -L/usr/lib/XXX -XXXX
                             try:try.o
                                     $(CC) try.o $(LIBS) -o try
                             try.o:try.c
                                     $(CC) try.c $(INCLUDE) -o try.o