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Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 1f32c9d..773fa4b 100644 --- a/configure.ac +++ b/configure.ac @@ -598,6 +598,16 @@ AC_CHECK_HEADERS( ], [have_tap_header="yes"] ) +AC_CHECK_DECLS( + [TUNSETPERSIST], + [AC_DEFINE([ENABLE_FEATURE_TUN_PERSIST], [1], [We have persist tun capability])], + , + [[ + #ifdef HAVE_LINUX_IF_TUN_H + #include <linux/if_tun.h> + #endif + ]] +) CFLAGS="${old_CFLAGS}" test "${have_tap_header}" = "yes" || AC_MSG_ERROR([no tap header could be found]) |