Use "#include <errno.h>" instead of "extern int errno;". Suggested by

[mmh] / uip / popsbr.c

diff --git a/uip/popsbr.c b/uip/popsbr.c
index 6b026c6..0b0551d 100644 (file)
--- a/uip/popsbr.c
+++ b/uip/popsbr.c
@@ -22,12 +22,11 @@
 #include <h/popsbr.h>
 #include <h/signals.h>
 #include <signal.h>
+#include <errno.h>
 
 #define        TRM     "."
 #define        TRMLEN  (sizeof TRM - 1)
 
-extern int errno;
-
 static int poprint = 0;
 static int pophack = 0;