bring back openmp for musl, add TODO to add it back in on glibc

src/SPC/util/SPCConfigUtil.php

@@ -90,6 +90,10 @@ class SPCConfigUtil
                 }
             }
         }
+        // patch: imagick (imagemagick wrapper) for linux needs libgomp
+        if (in_array('imagemagick', $libraries) && PHP_OS_FAMILY === 'Linux' && getenv('SPC_LIBC') === 'musl') {
+            $short_name[] = '-lgomp';
+        }
         return implode(' ', $short_name);
     }