php-zmq: new package

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
diff --git a/package/Config.in b/package/Config.in
index fca61d6..9041059 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -394,6 +394,16 @@
 endmenu
 endif
 source "package/php/Config.in"
+if BR2_PACKAGE_PHP
+if !BR2_PREFER_STATIC_LIB
+menu "External php extensions"
+source "package/php-zmq/Config.in"
+endmenu
+endif
+if BR2_PREFER_STATIC_LIB
+comment "External PHP extensions need a toolchain w/ dynamic library"
+endif
+endif
 source "package/python/Config.in"
 if BR2_PACKAGE_PYTHON
 menu "external python modules"