Update ZMQ to current git.

vendor/ZMQ/builds/android/README.md

@@ -7,10 +7,10 @@ You need the Android Native Development Kit (NDK) installed. See
 
 This project is tested against Android NDK version r21d.
 
-If you installed version r21d all you have to do is to expose the NDK root
+If you installed version r21e all you have to do is to expose the NDK root
 directory as environment variable, e.g:
 
-    export ANDROID_NDK_ROOT=$HOME/android-ndk-r21d
+    export ANDROID_NDK_ROOT=$HOME/android-ndk-r21e
 
 If you installed another version you have to expose the NDK root directory as
 well as the NDK version, e.g:

vendor/ZMQ/builds/android/build.sh

@@ -35,8 +35,8 @@ esac
 
 # Set default values used in ci builds
 
-export NDK_VERSION=${NDK_VERSION:-android-ndk-r21d}
-# With NDK r21d, the minimum SDK version range is [16, 29].
+export NDK_VERSION=${NDK_VERSION:-android-ndk-r21e}
+# With NDK r21e, the minimum SDK version range is [16, 29].
 # SDK version 21 is the minimum version for 64-bit builds.
 export MIN_SDK_VERSION=${MIN_SDK_VERSION:-21}
 

vendor/ZMQ/builds/android/ci_build.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-export NDK_VERSION=android-ndk-r21d
+export NDK_VERSION=android-ndk-r21e
 export ANDROID_NDK_ROOT="/tmp/${NDK_VERSION}"
 
 case $(uname | tr '[:upper:]' '[:lower:]') in

vendor/ZMQ/builds/cmake/platform.hpp.in

@@ -16,6 +16,7 @@
 #cmakedefine ZMQ_POLL_BASED_ON_SELECT
 #cmakedefine ZMQ_POLL_BASED_ON_POLL
 
+#cmakedefine HAVE_POSIX_MEMALIGN @HAVE_POSIX_MEMALIGN@
 #cmakedefine ZMQ_CACHELINE_SIZE @ZMQ_CACHELINE_SIZE@
 
 #cmakedefine ZMQ_FORCE_MUTEXES
@@ -35,6 +36,7 @@
 
 #cmakedefine ZMQ_HAVE_SO_PEERCRED
 #cmakedefine ZMQ_HAVE_LOCAL_PEERCRED
+#cmakedefine ZMQ_HAVE_BUSY_POLL
 
 #cmakedefine ZMQ_HAVE_O_CLOEXEC
 

vendor/ZMQ/builds/ios/build_ios.sh

@@ -84,7 +84,9 @@ do
 	--prefix=${BUILDARCHDIR} \
 	--disable-shared \
 	--enable-static \
-	--host=${HOST}
+	--host=${HOST} \
+	--disable-perf \
+	--disable-curve-keygen
 
     echo "Building ${LIBNAME} for ${ARCH}..."
     cd ${LIBDIR}