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-rw-r--r--configure.ac3
1 files changed, 2 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index fb145ef3e..07002d3c6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1157,7 +1157,8 @@ AC_CHECK_FUNCS(strftime strptime mktime timelocal \
 	       grantpt unlockpt ptsname \
 	       htons ntohs \
 	       regcomp regexec regerror regfree \
-	       gdbm_open getxattr)
+	       gdbm_open getxattr \
+	       realpath canonicalize_file_name)
 AC_FUNC_STRCOLL
 
 if test x$enable_cap = xyes; then