diff --git a/ChangeLog b/ChangeLog
index a079a18d7e..e081609a25 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2014-07-01  Roland McGrath  <roland@hack.frob.com>
+
+	* sysdeps/unix/sysv/linux/sysconf.c: Include <sys/param.h>.
+	* nptl/pthread_mutex_lock.c: Likewise.
+	* nptl/pthread_mutex_timedlock.c: Likewise.
+	* nptl/sysdeps/unix/sysv/linux/pthread_attr_getaffinity.c: Likewise.
+
 2014-07-01  Richard henderson  <rth@redhat.com>
 
 	* sysdeps/alpha/fpu/bits/mathinline.h (__isnanf): Remove.
diff --git a/nptl/pthread_mutex_lock.c b/nptl/pthread_mutex_lock.c
index 2c317770f9..d94f4c9483 100644
--- a/nptl/pthread_mutex_lock.c
+++ b/nptl/pthread_mutex_lock.c
@@ -20,6 +20,7 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <sys/param.h>
 #include <not-cancel.h>
 #include "pthreadP.h"
 #include <lowlevellock.h>
diff --git a/nptl/pthread_mutex_timedlock.c b/nptl/pthread_mutex_timedlock.c
index 03619230ff..57644c3365 100644
--- a/nptl/pthread_mutex_timedlock.c
+++ b/nptl/pthread_mutex_timedlock.c
@@ -19,6 +19,7 @@
 #include <assert.h>
 #include <errno.h>
 #include <time.h>
+#include <sys/param.h>
 #include "pthreadP.h"
 #include <lowlevellock.h>
 #include <not-cancel.h>
diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_attr_getaffinity.c b/nptl/sysdeps/unix/sysv/linux/pthread_attr_getaffinity.c
index b15c83554e..c80fef47c4 100644
--- a/nptl/sysdeps/unix/sysv/linux/pthread_attr_getaffinity.c
+++ b/nptl/sysdeps/unix/sysv/linux/pthread_attr_getaffinity.c
@@ -22,6 +22,7 @@
 #include <string.h>
 #include <sysdep.h>
 #include <sys/types.h>
+#include <sys/param.h>
 #include <shlib-compat.h>
 
 
diff --git a/sysdeps/unix/sysv/linux/sysconf.c b/sysdeps/unix/sysv/linux/sysconf.c
index 25208cdc53..99d4c27cb9 100644
--- a/sysdeps/unix/sysv/linux/sysconf.c
+++ b/sysdeps/unix/sysv/linux/sysconf.c
@@ -23,6 +23,7 @@
 #include <time.h>
 #include <unistd.h>
 #include <sys/resource.h>
+#include <sys/param.h>
 #include <not-cancel.h>
 #include <ldsodefs.h>