6 files changed, 9 insertions, 0 deletions

diff --git a/openbsd-compat/bindresvport.c b/openbsd-compat/bindresvport.c
index 7f48fd03a..2c16233c9 100644
--- a/openbsd-compat/bindresvport.c
+++ b/openbsd-compat/bindresvport.c
@@ -36,6 +36,8 @@
 
 #include "includes.h"
 
+#include <errno.h>
+
 #define STARTPORT 600
 #define ENDPORT (IPPORT_RESERVED - 1)
 #define NPORTS  (ENDPORT - STARTPORT + 1)
diff --git a/openbsd-compat/glob.c b/openbsd-compat/glob.c
index 439d2f50d..bba4c0976 100644
--- a/openbsd-compat/glob.c
+++ b/openbsd-compat/glob.c
@@ -34,10 +34,12 @@
 /* OPENBSD ORIGINAL: lib/libc/gen/glob.c */
 
 #include "includes.h"
+
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <dirent.h>
 #include <ctype.h>
+#include <errno.h>
 #include <pwd.h>
 
 static long
diff --git a/openbsd-compat/mktemp.c b/openbsd-compat/mktemp.c
index 75a339156..b8b0793a6 100644
--- a/openbsd-compat/mktemp.c
+++ b/openbsd-compat/mktemp.c
@@ -37,8 +37,10 @@
 
 #include <sys/types.h>
 #include <sys/stat.h>
+
 #include <fcntl.h>
 #include <ctype.h>
+#include <errno.h>
 
 #if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP)
 
diff --git a/openbsd-compat/port-tun.c b/openbsd-compat/port-tun.c
index bee6b160c..9806eec7d 100644
--- a/openbsd-compat/port-tun.c
+++ b/openbsd-compat/port-tun.c
@@ -21,6 +21,7 @@
 #include <netinet/in.h>
 #include <netinet/ip.h>
 
+#include <errno.h>
 #include <fcntl.h>
 
 #include "log.h"
diff --git a/openbsd-compat/readpassphrase.c b/openbsd-compat/readpassphrase.c
index 95c0af815..fd9731ac6 100644
--- a/openbsd-compat/readpassphrase.c
+++ b/openbsd-compat/readpassphrase.c
@@ -31,6 +31,7 @@
 #include <ctype.h>
 #include <fcntl.h>
 #include <readpassphrase.h>
+#include <errno.h>
 
 #ifdef TCSASOFT
 # define _T_FLUSH       (TCSAFLUSH|TCSASOFT)
diff --git a/openbsd-compat/strtonum.c b/openbsd-compat/strtonum.c
index 8ad0d0058..35c5c18b9 100644
--- a/openbsd-compat/strtonum.c
+++ b/openbsd-compat/strtonum.c
@@ -22,6 +22,7 @@
 #include "includes.h"
 #ifndef HAVE_STRTONUM
 #include <limits.h>
+#include <errno.h>
 
 #define INVALID         1
 #define TOOSMALL        2