changed "spc" to "c_sp"

libsrc/pce/_printf.s

@@ -329,22 +329,22 @@ MainLoop:
         jsr     decsp6                  ; 3 args
         ldy     #5
         lda     OutData+1
-        sta     (spc),y
+        sta     (c_sp),y
         dey
         lda     OutData
-        sta     (spc),y
+        sta     (c_sp),y
         dey
         lda     FSave+1
-        sta     (spc),y
+        sta     (c_sp),y
         dey
         lda     FSave
-        sta     (spc),y
+        sta     (c_sp),y
         dey
         lda     FCount+1
-        sta     (spc),y
+        sta     (c_sp),y
         dey
         lda     FCount
-        sta     (spc),y
+        sta     (c_sp),y
         jsr     CallOutFunc             ; Call the output function
 
 ; We're back from out(), or we didn't call it. Check for end of string.

libsrc/pce/crt0.s

@@ -13,7 +13,7 @@
         .import         initlib, donelib
         .import         push0, _main
         .import         IRQStub, __nmi
-        .importzp       spc
+        .importzp       c_sp
 
         ; Linker-generated
         .import         __CARTSIZE__
@@ -86,8 +86,8 @@ start:  sei
         ; Set up the stack
         lda     #<(__MAIN_START__ + __MAIN_SIZE__ + __STACKSIZE__)
         ldx     #>(__MAIN_START__ + __MAIN_SIZE__ + __STACKSIZE__)
-        sta     spc
-        stx     spc+1
+        sta     c_sp
+        stx     c_sp+1
 
         ; Call the module constructors.
         jsr     initlib

libsrc/pce/memcpy.s

@@ -18,7 +18,7 @@
         .export         memcpy_increment, memcpy_transfer, memcpy_getparams
 
         .import         incsp2, popax, popptr1
-        .importzp       spc, ptr1, ptr2, ptr3
+        .importzp       c_sp, ptr1, ptr2, ptr3
 
 
 ; The structure of the transfer instructions
@@ -86,9 +86,9 @@ memcpy_getparams:
 ; (Direct stack access is six cycles faster [total cycle count].)
 
         iny                             ; (Y=0 by popptr1, need '1' here) save dest
-        lda     (spc),y                  ; get high byte
+        lda     (c_sp),y                  ; get high byte
         tax
-        lda     (spc)                    ; get low byte
+        lda     (c_sp)                    ; get low byte
         sta     ptr2
         stx     ptr2+1
         rts                             ; return dest address (for memmove)