参考地址： http://blogold.chinaunix.net/u/2260/showart_199482.html
http://www.cnblogs.com/wangkangluo1/archive/2011/06/02/2068788.html
configure.ac
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.65])
AC_INIT(maintest, 10.32, 304243050@qq.com)
AM_INIT_AUTOMAKE()
#AC_CONFIG_SRCDIR([config.h])
#AC_CONFIG_HEADERS([config.h])
# Checks for programs.
AC_PROG_CC
AC_PROG_LIBTOOL
# Checks for libraries.
# Checks for header files.
AC_CHECK_HEADERS([stdlib.h string.h])
# Checks for typedefs, structures, and compiler characteristics.
# Checks for library functions.
AC_FUNC_MALLOC
AC_CHECK_FUNCS([memset])
AC_OUTPUT(Makefile)
Makefile.am
AUTOMAKE_OPTIONS=foreign
lib_LTLIBRARIES=libmain.la
libmain_la_SOURCES= a.c\
b.c\
config.c
nobase_include_HEADERS = config.h\
a.h\
b.h
sudo ldconfig 加载文件