-AC_INIT(declara,2015.0,libreceita@lists.libreplanetbr.org)
+AC_INIT(declara,2016.0,libreceita@lists.libreplanetbr.org)
AC_CONFIG_AUX_DIR(build-aux)
AM_INIT_AUTOMAKE
LT_INIT
AC_PROG_CC
AC_PROG_INSTALL
+
+dnl Checking for zlib.
+AC_SEARCH_LIBS([crc32], [z], [],
+ AC_MSG_ERROR([could not find zlib]))
+
+dnl Checking for readline
+AC_SEARCH_LIBS([readline], [readline], [],
+ AC_MSG_ERROR([could not find readline]))
+
AC_CONFIG_HEADERS([config.h])
-AC_OUTPUT(Makefile lib/Makefile src/Makefile test/Makefile)
+AC_OUTPUT(Makefile lib/Makefile src/Makefile test/Makefile help/Makefile)