bugfix: don't block macOS 11+

install.sh

@@ -56,12 +56,10 @@ if [ "$(uname | grep -i 'Darwin')" ]; then
     exit 1
   fi
 
-  # OS X (10) and macOS (11) should be supported
-
-  if [ "$OSX_MAJOR" -gt 11 ]; then
-    echo "WARNING: macOS 12+ may or may not be supported"
-  fi
+  # Mavericks+ works for all current macOS versions
+  OS='mavericks'
 
+  if [[ "$OSX_MAJOR" -eq 10 ]]; then
     #
     # Minor
     #
@@ -84,10 +82,12 @@ if [ "$(uname | grep -i 'Darwin')" ]; then
     if [ "$OSX_MINOR" -eq 8 ]; then
       OS='mountain'
     fi
+  fi
 
-  # Mavericks, Yosemite
-  if [ "$OSX_MINOR" -ge 9 ]; then
-    OS='mavericks'
+  # OS X (10) and macOS (11) should be supported
+
+  if [ "$OSX_MAJOR" -gt 11 ]; then
+    echo "WARNING: macOS 12+ may or may not be supported"
   fi
 
   if [ -n "$(sysctl hw | grep 64bit | grep ': 1')" ]; then