Squashed 'nginx/' content from commit 297b09646

git-subtree-dir: nginx
git-subtree-split: 297b0964644ee242fef1bf8e2af0587520072309

auto/threads

@@ -0,0 +1,21 @@
+
+# Copyright (C) Nginx, Inc.
+
+
+if [ $USE_THREADS = YES ]; then
+
+    if [ "$NGX_PLATFORM" = win32 ]; then
+        cat << END
+
+$0: --with-threads is not supported on Windows
+
+END
+        exit 1
+    fi
+
+    have=NGX_THREADS . auto/have
+    CORE_DEPS="$CORE_DEPS $THREAD_POOL_DEPS"
+    CORE_SRCS="$CORE_SRCS $THREAD_POOL_SRCS"
+    CORE_LIBS="$CORE_LIBS -lpthread"
+    NGX_LIBPTHREAD="-lpthread"
+fi