VM_ENVVAL_BLOCK_PTR_P  965 vm_core.h      #define VM_ENVVAL_PREV_EP_PTR_P(v) (!(VM_ENVVAL_BLOCK_PTR_P(v)))
VM_ENVVAL_BLOCK_PTR_P  969 vm_core.h      #define VM_EP_LEP_P(ep)     VM_ENVVAL_BLOCK_PTR_P((ep)[0])
VM_ENVVAL_BLOCK_PTR_P   85 vm_insnhelper.c     if (req_block && !VM_ENVVAL_BLOCK_PTR_P(specval)) {
VM_ENVVAL_BLOCK_PTR_P   88 vm_insnhelper.c     if (!req_block && VM_ENVVAL_BLOCK_PTR_P(specval)) {