Moved the 'conio' files from 'geos-cbm' to 'geos-common' which are believed to work as-is on Apple GEOS too.

git-svn-id: svn://svn.cc65.org/cc65/trunk@5486 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/geos-common/conio/revers.s

@@ -0,0 +1,36 @@
+
+;
+; 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