GNU Autoconf, Automake and LibtoolCommonly Used configure.in macrosAC_DEFINE

4.1. AC_DEFINE

AC_DEFINE
(
HELLO
)

AC_DEFINE
(
VERSION
,
"5.6"
)

myvar
=
"foo"
othervar
=
"bar"
AC_DEFINE_UNQUOTED
(
TEST
,
"${myvar}${othervar}"
)

Written by Shlomi Fish