From 23b8bafbf606d707edc588c26a403d395d0dc1b3 Mon Sep 17 00:00:00 2001
From: rumbledethumps <16963588+rumbledethumps@users.noreply.github.com>
Date: Sat, 27 Sep 2025 23:27:02 -0700
Subject: [PATCH] no need to expose errno_opt

---
 include/rp6502.h      | 1 -
 libsrc/rp6502/errno.s | 5 +----
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/include/rp6502.h b/include/rp6502.h
index 479621395..c443bd8f9 100644
--- a/include/rp6502.h
+++ b/include/rp6502.h
@@ -120,7 +120,6 @@ int phi2 (void);
 int codepage (int);
 long lrand (void);
 int __fastcall__ stdin_opt (unsigned long ctrl_bits, unsigned char str_length);
-int __fastcall__ errno_opt (unsigned char platform);
 int __fastcall__ read_xstack (void* buf, unsigned count, int fildes);
 int __fastcall__ read_xram (unsigned buf, unsigned count, int fildes);
 int __fastcall__ write_xstack (const void* buf, unsigned count, int fildes);
diff --git a/libsrc/rp6502/errno.s b/libsrc/rp6502/errno.s
index aef978bfa..a9a50afec 100644
--- a/libsrc/rp6502/errno.s
+++ b/libsrc/rp6502/errno.s
@@ -8,7 +8,7 @@
 
         .include        "rp6502.inc"
         .include        "errno.inc"
-        .export         ___errno, _errno_opt
+        .export         ___errno
         .import         _ria_call_int
         .constructor    _errno_opt_constructor
 
@@ -20,9 +20,6 @@ ___errno        := RIA_ERRNO
 ; Request the RIA use cc65 values for RIA_ERRNO
 _errno_opt_constructor:
         lda #$01 ; 1 = cc65
-
-; int __fastcall__ errno_opt (unsigned char platform);
-_errno_opt:
         sta RIA_A
         lda #RIA_OP_ERRNO_OPT
         jmp _ria_call_int