--- a/configure.ac~ 2013-01-14 18:57:07.451290164 +0800 +++ b/configure.ac 2013-01-14 18:57:20.921642270 +0800 @@ -1,6 +1,6 @@ AC_INIT(wmforkplop.c) AM_INIT_AUTOMAKE(wmforkplop, 0.9.3) -AM_CONFIG_HEADER(config.h) +AC_CONFIG_HEADERS(config.h) AC_SUBST(VERSION)