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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 3bb6e3b35..8f857e1a8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1054,7 +1054,7 @@ AC_CHECK_FUNCS(strftime difftime gettimeofday \
 	       pcre_compile pcre_study pcre_exec \
 	       nl_langinfo \
 	       erand48 open_memstream \
-	       wctomb iconv \
+	       wctomb mbrtowc wcrtomb iconv \
 	       grantpt unlockpt ptsname \
 	       htons ntohs)
 AC_FUNC_STRCOLL