Index: glibc-2.18/ports/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h
===================================================================
--- glibc-2.18.orig/ports/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h
+++ glibc-2.18/ports/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h
@@ -36,6 +36,7 @@
 #define __O_DIRECT	02000000 /* Direct disk access.  */
 #define __O_NOATIME	04000000 /* Do not set atime.  */
 #define __O_PATH	040000000 /* Resolve pathname but do not open file.  */
+#define __O_TMPFILE	0100100000 /* Atomically create nameless file.  */
 
 /* Not necessary, files are always with 64bit off_t.  */
 #define __O_LARGEFILE	0
Index: glibc-2.18/ports/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h
===================================================================
--- glibc-2.18.orig/ports/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h
+++ glibc-2.18/ports/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h
@@ -37,6 +37,7 @@
 #define __O_CLOEXEC	010000000 /* Set close_on_exec.  */
 #define __O_NOATIME	004000000 /* Do not set atime.  */
 #define __O_PATH        020000000
+#define __O_TMPFILE     040010000 /* Atomically create nameless file. */
 
 #define __O_LARGEFILE	00004000
 
Index: glibc-2.18/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
===================================================================
--- glibc-2.18.orig/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
+++ glibc-2.18/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
@@ -96,6 +96,9 @@
 #ifndef __O_DSYNC
 # define __O_DSYNC	 010000
 #endif
+#ifndef __O_TMPFILE
+# define __O_TMPFILE   020200000
+#endif
 
 #ifndef F_GETLK
 # ifndef __USE_FILE_OFFSET64
@@ -128,6 +131,7 @@
 # define O_DIRECT	__O_DIRECT	/* Direct disk access.	*/
 # define O_NOATIME	__O_NOATIME	/* Do not set atime.  */
 # define O_PATH		__O_PATH	/* Resolve pathname but do not open file.  */
+# define O_TMPFILE	__O_TMPFILE	/* Atomically create nameless file.  */
 #endif
 
 /* For now, Linux has no separate synchronicitiy options for read
Index: glibc-2.18/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
===================================================================
--- glibc-2.18.orig/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
+++ glibc-2.18/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
@@ -39,6 +39,7 @@
 #define __O_DIRECT	0x100000 /* direct disk access hint */
 #define __O_NOATIME	0x200000 /* Do not set atime.  */
 #define __O_PATH	0x1000000 /* Resolve pathname but do not open file.  */
+#define __O_TMPFILE	0x2010000 /* Atomically create nameless file.  */
 
 #if __WORDSIZE == 64
 # define __O_LARGEFILE	0