diff --git a/nptl/sysdeps/pthread/pthread.h b/nptl/sysdeps/pthread/pthread.h
index 1e0c5dc..40a3e21 100644
--- a/nptl/sysdeps/pthread/pthread.h
+++ b/nptl/sysdeps/pthread/pthread.h
@@ -82,15 +82,6 @@ enum
 #endif
 
 
-/* Mutex initializers.  */
-#if __PTHREAD_MUTEX_HAVE_ELISION == 1 /* 64bit layout.  */
-#define __PTHREAD_SPINS 0, 0
-#elif __PTHREAD_MUTEX_HAVE_ELISION == 2 /* 32bit layout.  */
-#define __PTHREAD_SPINS { 0, 0 }
-#else
-#define __PTHREAD_SPINS 0
-#endif
-
 #ifdef __PTHREAD_MUTEX_HAVE_PREV
 # define PTHREAD_MUTEX_INITIALIZER \
   { { 0, 0, 0, 0, 0, __PTHREAD_SPINS, { 0, 0 } } }
diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
index 71bd3ae..20e5fc0 100644
--- a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
@@ -106,6 +106,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h
index 23a1698..716f151 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h
+++ b/nptl/sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h
@@ -20,8 +20,6 @@
 
 #include <bits/wordsize.h>
 
-# define __PTHREAD_MUTEX_HAVE_ELISION   0
-
 #if __WORDSIZE == 64
 # define __SIZEOF_PTHREAD_ATTR_T 56
 # define __SIZEOF_PTHREAD_MUTEX_T 40
@@ -107,6 +105,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h
index e42d94e..f92958c 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h
+++ b/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h
@@ -77,6 +77,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h
index be615b6..7b9edf2 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h
@@ -106,6 +106,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/nptl/sysdeps/unix/sysv/linux/x86/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/x86/bits/pthreadtypes.h
index 28e5144..0ca10f2 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86/bits/pthreadtypes.h
+++ b/nptl/sysdeps/unix/sysv/linux/x86/bits/pthreadtypes.h
@@ -105,7 +105,8 @@ typedef union
     short __elision;
     __pthread_list_t __list;
 # define __PTHREAD_MUTEX_HAVE_PREV	1
-# define __PTHREAD_MUTEX_HAVE_ELISION   1
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+# define __PTHREAD_SPINS             0, 0
 #else
     unsigned int __nusers;
     __extension__ union
@@ -116,7 +117,7 @@ typedef union
 	short __elision;
 # define __spins d.__espins
 # define __elision d.__elision
-# define __PTHREAD_MUTEX_HAVE_ELISION   2
+# define __PTHREAD_SPINS         { 0, 0 }
       } d;
       __pthread_slist_t __list;
     };
diff --git a/ports/sysdeps/unix/sysv/linux/hppa/nptl/bits/pthreadtypes.h b/ports/sysdeps/unix/sysv/linux/hppa/nptl/bits/pthreadtypes.h
index deec4da..621895b 100644
--- a/ports/sysdeps/unix/sysv/linux/hppa/nptl/bits/pthreadtypes.h
+++ b/ports/sysdeps/unix/sysv/linux/hppa/nptl/bits/pthreadtypes.h
@@ -94,6 +94,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h
index f11eeab..76b94b4 100644
--- a/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h
@@ -74,6 +74,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/alpha/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/alpha/nptl/bits/pthreadtypes.h
index 6f85eae..c633c6d 100644
--- a/sysdeps/unix/sysv/linux/alpha/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/alpha/nptl/bits/pthreadtypes.h
@@ -73,6 +73,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h
index 26edce5..0a0af56 100644
--- a/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h
@@ -77,6 +77,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/ia64/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/ia64/nptl/bits/pthreadtypes.h
index b77b80a..49969bb 100644
--- a/sysdeps/unix/sysv/linux/ia64/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/ia64/nptl/bits/pthreadtypes.h
@@ -74,6 +74,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/m68k/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/m68k/nptl/bits/pthreadtypes.h
index 283f240..b21f5f8 100644
--- a/sysdeps/unix/sysv/linux/m68k/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/m68k/nptl/bits/pthreadtypes.h
@@ -77,6 +77,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/microblaze/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/microblaze/nptl/bits/pthreadtypes.h
index ca053e3..d4c5600 100644
--- a/sysdeps/unix/sysv/linux/microblaze/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/microblaze/nptl/bits/pthreadtypes.h
@@ -76,6 +76,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/mips/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/mips/nptl/bits/pthreadtypes.h
index 9d9386b..712076c 100644
--- a/sysdeps/unix/sysv/linux/mips/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/mips/nptl/bits/pthreadtypes.h
@@ -106,6 +106,9 @@ typedef union
   long int __align;
 } pthread_mutex_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 typedef union
 {
   char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
diff --git a/sysdeps/unix/sysv/linux/tile/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/tile/nptl/bits/pthreadtypes.h
index f469352..17bb112 100644
--- a/sysdeps/unix/sysv/linux/tile/nptl/bits/pthreadtypes.h
+++ b/sysdeps/unix/sysv/linux/tile/nptl/bits/pthreadtypes.h
@@ -112,6 +112,9 @@ typedef union
   int __align;
 } pthread_mutexattr_t;
 
+/* Mutex __spins initilizer used by PTHREAD_MUTEX_INITIALIZER.  */
+#define __PTHREAD_SPINS 0
+
 
 /* Data structure for conditional variable handling.  The structure of
    the attribute type is not exposed on purpose.  */
