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-rw-r--r--fsck/fsck.c2
-rw-r--r--login-utils/checktty.c3
-rw-r--r--sys-utils/flock.c2
3 files changed, 6 insertions, 1 deletions
diff --git a/fsck/fsck.c b/fsck/fsck.c
index 0d5fedac2..91533675d 100644
--- a/fsck/fsck.c
+++ b/fsck/fsck.c
@@ -29,7 +29,7 @@
#include <sys/types.h>
#include <sys/wait.h>
-#include <sys/signal.h>
+#include <signal.h>
#include <sys/stat.h>
#include <sys/file.h>
#include <fcntl.h>
diff --git a/login-utils/checktty.c b/login-utils/checktty.c
index f84905716..518b7015a 100644
--- a/login-utils/checktty.c
+++ b/login-utils/checktty.c
@@ -22,7 +22,10 @@
#include <malloc.h>
#include <netdb.h>
#include <sys/syslog.h>
+#include <sys/socket.h>
#include <ctype.h>
+#include <limits.h>
+#include <netinet/in.h>
#include "nls.h"
#include <sys/sysmacros.h>
diff --git a/sys-utils/flock.c b/sys-utils/flock.c
index 20004caed..c7fb70e2b 100644
--- a/sys-utils/flock.c
+++ b/sys-utils/flock.c
@@ -39,6 +39,8 @@
#include <sys/file.h>
#include <sys/time.h>
#include <sys/wait.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#include "nls.h"