diff --git a/source4/extra_cflags.txt b/source4/extra_cflags.txt
index 5faaff66b4c..097d5bb4d62 100644
--- a/source4/extra_cflags.txt
+++ b/source4/extra_cflags.txt
@@ -1,4 +1,4 @@
-heimdal -Iheimdal_build -Iheimdal/kdc -Iheimdal/lib/des -Iheimdal/lib/roken -Iheimdal/include -DNO_PRINTF_ATTRIBUTE
+heimdal -Iheimdal_build -Iheimdal/kdc -Iheimdal/lib/des -Iheimdal/lib/roken  -DNO_PRINTF_ATTRIBUTE
 heimdal/lib/com_err -Iheimdal_build -Iheimdal/lib/com_err -Iheimdal/kdc -Iheimdal/lib/des -Iheimdal/lib/roken -Iheimdal/include -DNO_PRINTF_ATTRIBUTE
 heimdal/lib/asn1 -Iheimdal_build -Iheimdal/lib/asn1 -Iheimdal/kdc -Iheimdal/lib/des -Iheimdal/lib/roken -Iheimdal/include -DNO_PRINTF_ATTRIBUTE
 heimdal_build/replace.o -Iheimdal_build -Iheimdal/lib/roken
diff --git a/source4/heimdal_build/config.m4 b/source4/heimdal_build/config.m4
index f511c322ec5..411c26a329d 100644
--- a/source4/heimdal_build/config.m4
+++ b/source4/heimdal_build/config.m4
@@ -89,6 +89,9 @@ AC_CHECK_FUNCS([				\
 	flock					\
 	getaddrinfo				\
 	freeaddrinfo				\
+	getipnodebyname				\
+	getipnodebyaddr				\
+	freehostent				\
 	writev
 ])