Set MACOSX_DEPLOYMENT_TARGET to 10.7, same as Node.js 10.x

Author: vweevers

README.md

@@ -74,7 +74,7 @@ We aim to support _at least_ Active LTS and Current Node.js releases, Electron 5
 The `leveldown` npm package ships with prebuilt binaries for popular 64-bit platforms as well as ARM, M1, Android and Alpine (musl) and is known to work on:
 
 - **Linux** (including ARM platforms such as Raspberry Pi and Kindle)
-- **Mac OS** (10.10 and later)
+- **Mac OS** (10.7 and later)
 - **Solaris** (SmartOS & Nodejitsu)
 - **FreeBSD**
 - **Windows**

binding.gyp

@@ -26,7 +26,8 @@
           "GCC_SYMBOLS_PRIVATE_EXTERN": "YES",
 
           # Set minimum target version because we're building on newer
-          "MACOSX_DEPLOYMENT_TARGET": "10.10",
+          # Same as https://github.com/nodejs/node/blob/v10.0.0/common.gypi#L416
+          "MACOSX_DEPLOYMENT_TARGET": "10.7",
 
           # Build universal binary to support M1 (Apple silicon)
           "OTHER_CFLAGS": [

deps/leveldb/leveldb.gyp

@@ -156,7 +156,7 @@
           ],
 
           # Set minimum target version because we're building on newer
-          "MACOSX_DEPLOYMENT_TARGET": "10.10",
+          "MACOSX_DEPLOYMENT_TARGET": "10.7",
 
           # Build universal binary to support M1 (Apple silicon)
           "OTHER_CFLAGS": [

deps/snappy/snappy.gyp

@@ -75,7 +75,7 @@
           ],
 
           # Set minimum target version because we're building on newer
-          "MACOSX_DEPLOYMENT_TARGET": "10.10",
+          "MACOSX_DEPLOYMENT_TARGET": "10.7",
 
           # Build universal binary to support M1 (Apple silicon)
           "OTHER_CFLAGS": [