Replace all K&R style function definitions with new-style function definitions.

Add some missing default function result types (int).
Add some missing void result types where appropriate.

	modified:   src/Cldeetr.c
	modified:   src/atom.c
	modified:   src/bbtsub.c
	modified:   src/bitblt.c
	modified:   src/byteswap.c
	modified:   src/chardev.c
	modified:   src/chatter.c
	modified:   src/colorbltfns.c
	modified:   src/common.c
	modified:   src/dir.c
	modified:   src/dlpi.c
	modified:   src/doskbd.c
	modified:   src/dosmouse.c
	modified:   src/draw.c
	modified:   src/dsk.c
	modified:   src/dspsubrs.c
	modified:   src/ejlisp.c
	modified:   src/ether.c
	modified:   src/imagefile.c
	modified:   src/imagefile2.c
	modified:   src/inet.c
	modified:   src/initdsp.c
	modified:   src/initkbd.c
	modified:   src/kbdsubrs.c
	modified:   src/ldeboot.c
	modified:   src/llcolor.c
	modified:   src/llstk.c
	modified:   src/loader.c
	modified:   src/loopsops.c
	modified:   src/lpdual.c
	modified:   src/lpmain.c
	modified:   src/lpread.c
	modified:   src/lptran.c
	modified:   src/lpwrite.c
	modified:   src/main.c
	modified:   src/misc7.c
	modified:   src/mkatom.c
	modified:   src/mnwevent.c
	modified:   src/mnxmeth.c
	modified:   src/mouseif.c
	modified:   src/ocr.c
	modified:   src/ocrproc.c
	modified:   src/oether.c
	modified:   src/oldeether.c
	modified:   src/osmsg.c
	modified:   src/picture.c
	modified:   src/rawcolor.c
	modified:   src/rawrs232c.c
	modified:   src/rpc.c
	modified:   src/rs232c.c
	modified:   src/socdvr.c
	modified:   src/socket.c
	modified:   src/testdsp.c
	modified:   src/testtool.c
	modified:   src/timeoday.c
	modified:   src/timeofday.c
	modified:   src/timer.c
	modified:   src/truecolor.c
	modified:   src/tty.c
	modified:   src/ufn.c
	modified:   src/ufs.c
	modified:   src/unixcomm.c
	modified:   src/unixfork.c
	modified:   src/unwind.c
	modified:   src/uraid.c
	modified:   src/vesainit.c
	modified:   src/vgainit.c
	modified:   src/vmemsave.c
	modified:   src/xcursor.c
	modified:   src/xinit.c
	modified:   src/xlspwin.c
	modified:   src/xmkicon.c
	modified:   src/xrdopt.c
	modified:   src/xwinman.c

src/chardev.c

@@ -83,7 +83,7 @@ extern int Dummy_errno;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_openfile(args) register LispPTR *args;
+LispPTR CHAR_openfile(LispPTR *args)
 /* args[0]            fullname */
 /* args[1]            access */
 /* args[2]            errno */
@@ -155,7 +155,7 @@ LispPTR CHAR_openfile(args) register LispPTR *args;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_closefile(args) register LispPTR *args;
+LispPTR CHAR_closefile(LispPTR *args)
 /* args[0]            id      */
 /* args[1]            errno   */
 {
@@ -202,7 +202,7 @@ LispPTR CHAR_closefile(args) register LispPTR *args;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_ioctl(args) LispPTR *args;
+LispPTR CHAR_ioctl(LispPTR *args)
 {
 #ifndef DOS
   int id, request, data;
@@ -235,8 +235,7 @@ LispPTR CHAR_ioctl(args) LispPTR *args;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_bin(id, errn) register int id;
-register LispPTR errn;
+LispPTR CHAR_bin(int id, LispPTR errn)
 {
 #ifndef DOS
   register int rval, size;
@@ -268,8 +267,7 @@ register LispPTR errn;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_bout(id, ch, errn) register int id;
-register LispPTR ch, errn;
+LispPTR CHAR_bout(int id, LispPTR ch, LispPTR errn)
 {
 #ifndef DOS
   register int rval;
@@ -315,7 +313,7 @@ register LispPTR ch, errn;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_bins(args) register LispPTR *args;
+LispPTR CHAR_bins(LispPTR *args)
 {
 #ifndef DOS
   register int id, rval;
@@ -366,7 +364,7 @@ LispPTR CHAR_bins(args) register LispPTR *args;
 /*                                                                      */
 /************************************************************************/
 
-LispPTR CHAR_bouts(args) register LispPTR *args;
+LispPTR CHAR_bouts(LispPTR *args)
 {
 #ifndef DOS
   register int id, rval;