python: Raise IndexError when adding the same network twice

[people/ms/libloc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 79ae5e6195d42c8cc9f2d94ed08a10fb8ac8393c..3bd88a2000c3df9237ee09099b48b227de8195dd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -39,6 +39,13 @@ AS_IF([test "x$enable_debug" = "xyes"], [
         AC_DEFINE(ENABLE_DEBUG, [1], [Debug messages.])
 ])
 
+AC_CHECK_HEADERS_ONCE([
+       arpa/inet.h \
+       endian.h \
+       netinet/in.h \
+       string.h \
+])
+
 AC_CHECK_FUNCS([ \
         be16toh \
         be32toh \