added a note to dump old rrd files with a current rrdtool dump to get the upgraded...

[rrdtool.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 912e68b..fd6f52e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -166,6 +166,10 @@ AC_STRUCT_TM
 
 dnl Checks for libraries.
 AC_CHECK_FUNC(acos, , AC_CHECK_LIB(m, acos))
+dnl Use libiconv if we have one but fall back to libc otherwhise
+AC_CHECK_LIB(iconv, iconv_open, , [
+         AC_CHECK_FUNC(iconv_open,,)
+         ])
 
 dnl add pic flag in any case this makes sure all our code is relocatable
 eval `./libtool --config | grep pic_flag`