Revert "allow enabling Prism via flag or env var"

This reverts commit 9b76c7fc89460ed8e9be40e4037c1d68395c0f6d.

1 files changed, 0 insertions, 7 deletions

diff --git a/vm.c b/vm.c
index 1c91ada813..4cc19f7c23 100644
--- a/vm.c
+++ b/vm.c
@@ -4192,13 +4192,6 @@ rb_ruby_verbose_ptr(void)
     return &cr->verbose;
 }
 
-bool *
-rb_ruby_prism_ptr(void)
-{
-    rb_ractor_t *cr = GET_RACTOR();
-    return &cr->prism;
-}
-
 VALUE *
 rb_ruby_debug_ptr(void)
 {