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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 0162334..79d48c0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -236,7 +236,7 @@ AX_COMPILE_CHECK_SIZEOF(long long)
AC_CHECK_HEADERS([sys/xattr.h], [], [])
AC_CHECK_HEADERS([sys/sysinfo.h], [], [])
-AC_CHECK_FUNCS([strndup getline getopt getsubopt])
+AC_CHECK_FUNCS([strndup getline getopt getsubopt getopt_long])
##### generate output #####