diff --git a/libsrc/apple2/Makefile b/libsrc/apple2/Makefile
index 89812bbc0..d2f065c13 100644
--- a/libsrc/apple2/Makefile
+++ b/libsrc/apple2/Makefile
@@ -104,6 +104,7 @@ S_OBJS=	_scrsize.o	\
         systime.o       \
         sysuname.o      \
         tgi_mode_table.o\
+        toascii.o       \
         vtabz.o         \
      	wherex.o       	\
        	wherey.o        \
diff --git a/libsrc/apple2/toascii.s b/libsrc/apple2/toascii.s
new file mode 100644
index 000000000..586606553
--- /dev/null
+++ b/libsrc/apple2/toascii.s
@@ -0,0 +1,10 @@
+;
+; unsigned char __fastcall__ toascii (unsigned char c);
+; /* Convert a target specific character to ascii */
+;
+
+        .export	        _toascii
+
+_toascii:
+        ldx     #$00
+        rts
diff --git a/libsrc/apple2enh/Makefile b/libsrc/apple2enh/Makefile
index c5b7810a8..e41d435db 100644
--- a/libsrc/apple2enh/Makefile
+++ b/libsrc/apple2enh/Makefile
@@ -108,6 +108,7 @@ S_OBJS=	_scrsize.o	\
         sysuname.o      \
 	textframe.o	\
         tgi_mode_table.o\
+        toascii.o       \
         videomode.o     \
         vtabz.o         \
      	wherex.o       	\