Add per-file error identifiers

[people/oremanj/gpxe.git] / src / net / nullnet.c

diff --git a/src/net/nullnet.c b/src/net/nullnet.c
index 4b6ba4c..7e199ce 100644 (file)
--- a/src/net/nullnet.c
+++ b/src/net/nullnet.c
@@ -17,6 +17,7 @@
  */
 
 #include <stdint.h>
+#include <errno.h>
 #include <gpxe/iobuf.h>
 #include <gpxe/netdevice.h>