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Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 208dc05..98d54d1 100644 --- a/configure.in +++ b/configure.in @@ -20,6 +20,19 @@ VERSION=2.3 AC_SUBST(SOVERSION) SOVERSION=1.0 +# The later defininition of _XOPEN_SOURCE disables certain features +# on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone). +AC_DEFINE(_GNU_SOURCE, 1, [Define on Linux to activate all library features]) + +# The definition of _GNU_SOURCE potentially causes a change of the value +# of _XOPEN_SOURCE. So define it only conditionally. +AH_VERBATIM([_XOPEN_SOURCE], +[/* Define on UNIX to activate XPG/5 features. */ +#ifndef _XOPEN_SOURCE +# define _XOPEN_SOURCE 500 +#endif]) +AC_DEFINE(_XOPEN_SOURCE, 500) + # Arguments passed to configure. AC_SUBST(CONFIG_ARGS) CONFIG_ARGS="$ac_configure_args" |