diff --git a/api/python_cffi.slurp b/api/python_cffi.slurp
index f9e96e376..e888e469e 100644
--- a/api/python_cffi.slurp
+++ b/api/python_cffi.slurp
@@ -2358,19 +2358,19 @@ void
 
 // Connects process stdin with a readable ('>', connect) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The writable one is then accessbile via zproc_stdin method.
+// sockets.  The writable one is then accessible via zproc_stdin method.
 void
     zproc_set_stdin (zproc_t *self, void *socket);
 
 // Connects process stdout with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stdout method.
+// sockets.  The readable one is then accessible via zproc_stdout method.
 void
     zproc_set_stdout (zproc_t *self, void *socket);
 
 // Connects process stderr with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stderr method.
+// sockets.  The readable one is then accessible via zproc_stderr method.
 void
     zproc_set_stderr (zproc_t *self, void *socket);
 
diff --git a/api/zproc.api b/api/zproc.api
index 4b43dea3e..4addb0f6a 100644
--- a/api/zproc.api
+++ b/api/zproc.api
@@ -46,21 +46,21 @@
     <method name = "set stdin" >
         Connects process stdin with a readable ('>', connect) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The writable one is then accessbile via zproc_stdin method.
+        sockets.  The writable one is then accessible via zproc_stdin method.
         <argument name = "socket" type = "anything" />
     </method>
 
     <method name = "set stdout" >
         Connects process stdout with a writable ('@', bind) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The readable one is then accessbile via zproc_stdout method.
+        sockets.  The readable one is then accessible via zproc_stdout method.
         <argument name = "socket" type = "anything" />
     </method>
 
     <method name = "set stderr" >
         Connects process stderr with a writable ('@', bind) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The readable one is then accessbile via zproc_stderr method.
+        sockets.  The readable one is then accessible via zproc_stderr method.
         <argument name = "socket" type = "anything" />
     </method>
 
diff --git a/bindings/delphi/CZMQ.pas b/bindings/delphi/CZMQ.pas
index 2bbac7d80..8ee8edbbc 100644
--- a/bindings/delphi/CZMQ.pas
+++ b/bindings/delphi/CZMQ.pas
@@ -3781,12 +3781,12 @@   TZlistx = class(TInterfacedObject, IZlistx)
 
     // Add an item to the head of the list. Calls the item duplicator, if any,
     // on the item. Resets cursor to list head. Returns an item handle on
-    // success, NULL if memory was exhausted.
+    // success.
     function AddStart(Item: Pointer): Pointer;
 
     // Add an item to the tail of the list. Calls the item duplicator, if any,
     // on the item. Resets cursor to list head. Returns an item handle on
-    // success, NULL if memory was exhausted.
+    // success.
     function AddEnd(Item: Pointer): Pointer;
 
     // Return the number of items in the list
@@ -3868,8 +3868,7 @@   TZlistx = class(TInterfacedObject, IZlistx)
     // duplicator, if any, on the item. If low_value is true, starts searching
     // from the start of the list, otherwise searches from the end. Use the item
     // comparator, if any, to find where to place the new node. Returns a handle
-    // to the new node, or NULL if memory was exhausted. Resets the cursor to the
-    // list head.
+    // to the new node. Resets the cursor to the list head.
     function Insert(Item: Pointer; LowValue: Boolean): Pointer;
 
     // Move an item, specified by handle, into position in a sorted list. Uses
diff --git a/bindings/jni/czmq-jni/src/main/java/org/zeromq/czmq/Zproc.java b/bindings/jni/czmq-jni/src/main/java/org/zeromq/czmq/Zproc.java
index 9656d788c..676b2422c 100644
--- a/bindings/jni/czmq-jni/src/main/java/org/zeromq/czmq/Zproc.java
+++ b/bindings/jni/czmq-jni/src/main/java/org/zeromq/czmq/Zproc.java
@@ -82,7 +82,7 @@ public void setEnv (Zhash arguments) {
     /*
     Connects process stdin with a readable ('>', connect) zeromq socket. If
     socket argument is NULL, zproc creates own managed pair of inproc
-    sockets.  The writable one is then accessbile via zproc_stdin method.
+    sockets.  The writable one is then accessible via zproc_stdin method.
     */
     native static void __setStdin (long self, long socket);
     public void setStdin (long socket) {
@@ -91,7 +91,7 @@ public void setStdin (long socket) {
     /*
     Connects process stdout with a writable ('@', bind) zeromq socket. If
     socket argument is NULL, zproc creates own managed pair of inproc
-    sockets.  The readable one is then accessbile via zproc_stdout method.
+    sockets.  The readable one is then accessible via zproc_stdout method.
     */
     native static void __setStdout (long self, long socket);
     public void setStdout (long socket) {
@@ -100,7 +100,7 @@ public void setStdout (long socket) {
     /*
     Connects process stderr with a writable ('@', bind) zeromq socket. If
     socket argument is NULL, zproc creates own managed pair of inproc
-    sockets.  The readable one is then accessbile via zproc_stderr method.
+    sockets.  The readable one is then accessible via zproc_stderr method.
     */
     native static void __setStderr (long self, long socket);
     public void setStderr (long socket) {
diff --git a/bindings/lua_ffi/czmq_ffi.lua b/bindings/lua_ffi/czmq_ffi.lua
index 3139ba33f..af688b481 100644
--- a/bindings/lua_ffi/czmq_ffi.lua
+++ b/bindings/lua_ffi/czmq_ffi.lua
@@ -2353,19 +2353,19 @@ void
 
 // Connects process stdin with a readable ('>', connect) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The writable one is then accessbile via zproc_stdin method.
+// sockets.  The writable one is then accessible via zproc_stdin method.
 void
     zproc_set_stdin (zproc_t *self, void *socket);
 
 // Connects process stdout with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stdout method.
+// sockets.  The readable one is then accessible via zproc_stdout method.
 void
     zproc_set_stdout (zproc_t *self, void *socket);
 
 // Connects process stderr with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stderr method.
+// sockets.  The readable one is then accessible via zproc_stderr method.
 void
     zproc_set_stderr (zproc_t *self, void *socket);
 
diff --git a/bindings/python/czmq/_czmq_ctypes.py b/bindings/python/czmq/_czmq_ctypes.py
index 7ba4dfc90..03cd8413f 100644
--- a/bindings/python/czmq/_czmq_ctypes.py
+++ b/bindings/python/czmq/_czmq_ctypes.py
@@ -5081,7 +5081,7 @@ def set_stdin(self, socket):
         """
         Connects process stdin with a readable ('>', connect) zeromq socket. If
 socket argument is NULL, zproc creates own managed pair of inproc
-sockets.  The writable one is then accessbile via zproc_stdin method.
+sockets.  The writable one is then accessible via zproc_stdin method.
         """
         return lib.zproc_set_stdin(self._as_parameter_, socket)
 
@@ -5089,7 +5089,7 @@ def set_stdout(self, socket):
         """
         Connects process stdout with a writable ('@', bind) zeromq socket. If
 socket argument is NULL, zproc creates own managed pair of inproc
-sockets.  The readable one is then accessbile via zproc_stdout method.
+sockets.  The readable one is then accessible via zproc_stdout method.
         """
         return lib.zproc_set_stdout(self._as_parameter_, socket)
 
@@ -5097,7 +5097,7 @@ def set_stderr(self, socket):
         """
         Connects process stderr with a writable ('@', bind) zeromq socket. If
 socket argument is NULL, zproc creates own managed pair of inproc
-sockets.  The readable one is then accessbile via zproc_stderr method.
+sockets.  The readable one is then accessible via zproc_stderr method.
         """
         return lib.zproc_set_stderr(self._as_parameter_, socket)
 
diff --git a/bindings/python_cffi/czmq_cffi/Zproc.py b/bindings/python_cffi/czmq_cffi/Zproc.py
index 5d5ef3d57..8c03c0804 100644
--- a/bindings/python_cffi/czmq_cffi/Zproc.py
+++ b/bindings/python_cffi/czmq_cffi/Zproc.py
@@ -64,7 +64,7 @@ def set_stdin(self, socket):
         """
         Connects process stdin with a readable ('>', connect) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The writable one is then accessbile via zproc_stdin method.
+        sockets.  The writable one is then accessible via zproc_stdin method.
         """
         utils.lib.zproc_set_stdin(self._p, socket._p)
 
@@ -72,7 +72,7 @@ def set_stdout(self, socket):
         """
         Connects process stdout with a writable ('@', bind) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The readable one is then accessbile via zproc_stdout method.
+        sockets.  The readable one is then accessible via zproc_stdout method.
         """
         utils.lib.zproc_set_stdout(self._p, socket._p)
 
@@ -80,7 +80,7 @@ def set_stderr(self, socket):
         """
         Connects process stderr with a writable ('@', bind) zeromq socket. If
         socket argument is NULL, zproc creates own managed pair of inproc
-        sockets.  The readable one is then accessbile via zproc_stderr method.
+        sockets.  The readable one is then accessible via zproc_stderr method.
         """
         utils.lib.zproc_set_stderr(self._p, socket._p)
 
diff --git a/bindings/python_cffi/czmq_cffi/cdefs.py b/bindings/python_cffi/czmq_cffi/cdefs.py
index 18735dc54..7ee491dc4 100644
--- a/bindings/python_cffi/czmq_cffi/cdefs.py
+++ b/bindings/python_cffi/czmq_cffi/cdefs.py
@@ -2360,19 +2360,19 @@
 
 // Connects process stdin with a readable ('>', connect) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The writable one is then accessbile via zproc_stdin method.
+// sockets.  The writable one is then accessible via zproc_stdin method.
 void
     zproc_set_stdin (zproc_t *self, void *socket);
 
 // Connects process stdout with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stdout method.
+// sockets.  The readable one is then accessible via zproc_stdout method.
 void
     zproc_set_stdout (zproc_t *self, void *socket);
 
 // Connects process stderr with a writable ('@', bind) zeromq socket. If
 // socket argument is NULL, zproc creates own managed pair of inproc
-// sockets.  The readable one is then accessbile via zproc_stderr method.
+// sockets.  The readable one is then accessible via zproc_stderr method.
 void
     zproc_set_stderr (zproc_t *self, void *socket);
 
diff --git a/bindings/qml/src/QmlZproc.cpp b/bindings/qml/src/QmlZproc.cpp
index b6ac7ebb7..7eebef01b 100644
--- a/bindings/qml/src/QmlZproc.cpp
+++ b/bindings/qml/src/QmlZproc.cpp
@@ -40,7 +40,7 @@ void QmlZproc::setEnv (QmlZhash *arguments) {
 ///
 //  Connects process stdin with a readable ('>', connect) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The writable one is then accessbile via zproc_stdin method.
+//  sockets.  The writable one is then accessible via zproc_stdin method.
 void QmlZproc::setStdin (void *socket) {
     zproc_set_stdin (self, socket);
 };
@@ -48,7 +48,7 @@ void QmlZproc::setStdin (void *socket) {
 ///
 //  Connects process stdout with a writable ('@', bind) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The readable one is then accessbile via zproc_stdout method.
+//  sockets.  The readable one is then accessible via zproc_stdout method.
 void QmlZproc::setStdout (void *socket) {
     zproc_set_stdout (self, socket);
 };
@@ -56,7 +56,7 @@ void QmlZproc::setStdout (void *socket) {
 ///
 //  Connects process stderr with a writable ('@', bind) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The readable one is then accessbile via zproc_stderr method.
+//  sockets.  The readable one is then accessible via zproc_stderr method.
 void QmlZproc::setStderr (void *socket) {
     zproc_set_stderr (self, socket);
 };
diff --git a/bindings/qml/src/QmlZproc.h b/bindings/qml/src/QmlZproc.h
index 1e32c302b..08bec6301 100644
--- a/bindings/qml/src/QmlZproc.h
+++ b/bindings/qml/src/QmlZproc.h
@@ -45,17 +45,17 @@ public slots:
 
     //  Connects process stdin with a readable ('>', connect) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The writable one is then accessbile via zproc_stdin method.
+    //  sockets.  The writable one is then accessible via zproc_stdin method.
     void setStdin (void *socket);
 
     //  Connects process stdout with a writable ('@', bind) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The readable one is then accessbile via zproc_stdout method.
+    //  sockets.  The readable one is then accessible via zproc_stdout method.
     void setStdout (void *socket);
 
     //  Connects process stderr with a writable ('@', bind) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The readable one is then accessbile via zproc_stderr method.
+    //  sockets.  The readable one is then accessible via zproc_stderr method.
     void setStderr (void *socket);
 
     //  Return subprocess stdin writable socket. NULL for
diff --git a/bindings/qt/src/qzproc.cpp b/bindings/qt/src/qzproc.cpp
index bc8a93645..1f99e7850 100644
--- a/bindings/qt/src/qzproc.cpp
+++ b/bindings/qt/src/qzproc.cpp
@@ -60,7 +60,7 @@ void QZproc::setEnv (QZhash *arguments)
 ///
 //  Connects process stdin with a readable ('>', connect) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The writable one is then accessbile via zproc_stdin method.
+//  sockets.  The writable one is then accessible via zproc_stdin method.
 void QZproc::setStdin (void *socket)
 {
     zproc_set_stdin (self, socket);
@@ -70,7 +70,7 @@ void QZproc::setStdin (void *socket)
 ///
 //  Connects process stdout with a writable ('@', bind) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The readable one is then accessbile via zproc_stdout method.
+//  sockets.  The readable one is then accessible via zproc_stdout method.
 void QZproc::setStdout (void *socket)
 {
     zproc_set_stdout (self, socket);
@@ -80,7 +80,7 @@ void QZproc::setStdout (void *socket)
 ///
 //  Connects process stderr with a writable ('@', bind) zeromq socket. If
 //  socket argument is NULL, zproc creates own managed pair of inproc
-//  sockets.  The readable one is then accessbile via zproc_stderr method.
+//  sockets.  The readable one is then accessible via zproc_stderr method.
 void QZproc::setStderr (void *socket)
 {
     zproc_set_stderr (self, socket);
diff --git a/bindings/qt/src/qzproc.h b/bindings/qt/src/qzproc.h
index bf14b2456..c0988404f 100644
--- a/bindings/qt/src/qzproc.h
+++ b/bindings/qt/src/qzproc.h
@@ -38,17 +38,17 @@ class QT_CZMQ_EXPORT QZproc : public QObject
 
     //  Connects process stdin with a readable ('>', connect) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The writable one is then accessbile via zproc_stdin method.
+    //  sockets.  The writable one is then accessible via zproc_stdin method.
     void setStdin (void *socket);
 
     //  Connects process stdout with a writable ('@', bind) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The readable one is then accessbile via zproc_stdout method.
+    //  sockets.  The readable one is then accessible via zproc_stdout method.
     void setStdout (void *socket);
 
     //  Connects process stderr with a writable ('@', bind) zeromq socket. If
     //  socket argument is NULL, zproc creates own managed pair of inproc
-    //  sockets.  The readable one is then accessbile via zproc_stderr method.
+    //  sockets.  The readable one is then accessible via zproc_stderr method.
     void setStderr (void *socket);
 
     //  Return subprocess stdin writable socket. NULL for
diff --git a/bindings/ruby/lib/czmq/ffi/zproc.rb b/bindings/ruby/lib/czmq/ffi/zproc.rb
index 963503230..1aae36a38 100644
--- a/bindings/ruby/lib/czmq/ffi/zproc.rb
+++ b/bindings/ruby/lib/czmq/ffi/zproc.rb
@@ -145,7 +145,7 @@ def set_env(arguments)
 
       # Connects process stdin with a readable ('>', connect) zeromq socket. If
       # socket argument is NULL, zproc creates own managed pair of inproc
-      # sockets.  The writable one is then accessbile via zproc_stdin method.
+      # sockets.  The writable one is then accessible via zproc_stdin method.
       #
       # @param socket [::FFI::Pointer, #to_ptr]
       # @return [void]
@@ -158,7 +158,7 @@ def set_stdin(socket)
 
       # Connects process stdout with a writable ('@', bind) zeromq socket. If
       # socket argument is NULL, zproc creates own managed pair of inproc
-      # sockets.  The readable one is then accessbile via zproc_stdout method.
+      # sockets.  The readable one is then accessible via zproc_stdout method.
       #
       # @param socket [::FFI::Pointer, #to_ptr]
       # @return [void]
@@ -171,7 +171,7 @@ def set_stdout(socket)
 
       # Connects process stderr with a writable ('@', bind) zeromq socket. If
       # socket argument is NULL, zproc creates own managed pair of inproc
-      # sockets.  The readable one is then accessbile via zproc_stderr method.
+      # sockets.  The readable one is then accessible via zproc_stderr method.
       #
       # @param socket [::FFI::Pointer, #to_ptr]
       # @return [void]