Removed revers as it doesn't influence clrscr, cclear, chline, cvline and does look pretty ugly on cputs because there's no opaque background.

git-svn-id: svn://svn.cc65.org/cc65/trunk@5861 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/geos-common/conio/Makefile

@@ -10,11 +10,10 @@ S_OBJS +=	_scrsize.o	\
 		cgetc.o		\
 		chline.o	\
 		clrscr.o	\
-		color.o		\
 		cputc.o		\
 		cursor.o	\
 		cvline.o	\
+		dummies.o	\
 		gotoxy.o	\
 		kbhit.o		\
-		revers.o	\
 		where.o

libsrc/geos-common/conio/dummies.s

@@ -6,13 +6,13 @@
 ; unsigned char __fastcall__ textcolor (unsigned char color);
 ; unsigned char __fastcall__ bgcolor (unsigned char color);
 ; unsigned char __fastcall__ bordercolor (unsigned char color);
+; unsigned char __fastcall__ revers (unsigned char onoff);
 ;
 
- 	    .export _textcolor, _bgcolor, _bordercolor
+ 	    .export _textcolor, _bgcolor, _bordercolor, _revers
+	    .import return0
 
-; for GEOS 2.0 there is no color support, perhaps Wheels has it
-
-_textcolor:
-_bgcolor:
-_bordercolor:
-	rts
+_textcolor	= return0
+_bgcolor	= return0
+_bordercolor	= return0
+_revers		= return0

libsrc/geos-common/conio/revers.s

@@ -1,35 +0,0 @@
-;
-; Maciej 'YTM/Elysium' Witkowiak
-;
-; 27.10.2001
-
-; unsigned char revers (unsigned char onoff);
-
-	    .export _revers
-	    .importzp tmp1
-
-	    .include "geossym.inc"
-	    .include "const.inc"
-
-_revers:
-	tax
-	bne L0			; turn on
-	lda #0
-	.byte $2c
-L0:	lda #SET_REVERSE
-	sta tmp1
-
-	lda currentMode
-	tax
-	and #SET_REVERSE
-	tay			; store old value
-	txa
-	and #%11011111		; mask out
-	ora tmp1		; set new value
-	sta currentMode
-
-	ldx #0
-	tya
-	beq L1
-	lda #1
-L1:	rts