diff --git a/bootstrap.conf b/bootstrap.conf
index ca31a6e267..8a85b9146d 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -29,6 +29,7 @@ count-one-bits
 crypto/md5
 dirname-lgpl
 fcntl-h
+func
 getaddrinfo
 gethostname
 getpass
@@ -53,6 +54,7 @@ random_r
 sched
 send
 setsockopt
+snprintf
 socket
 stpcpy
 strchrnul