Remove trailing whitespace.

1 files changed, 149 insertions, 149 deletions

diff --git a/sys/i386/isa/pcvt/pcvt_vtf.c b/sys/i386/isa/pcvt/pcvt_vtf.c
index 4f7317f..6dddd5d 100644
--- a/sys/i386/isa/pcvt/pcvt_vtf.c
+++ b/sys/i386/isa/pcvt/pcvt_vtf.c
@@ -81,7 +81,7 @@ void
 vt_stbm(struct video_state *svsp)
 {
 	/* both 0 => scrolling region = entire screen */
-	
+
 	if((svsp->parms[0] == 0) && (svsp->parms[1] == 0))
 	{
 		svsp->cur_offset = 0;
@@ -96,14 +96,14 @@ vt_stbm(struct video_state *svsp)
 		return;
 
 	/* range parm 1 */
-	
+
 	if(svsp->parms[0] < 1)
 		svsp->parms[0] = 1;
 	else if(svsp->parms[0] > svsp->screen_rows-1)
 		svsp->parms[0] = svsp->screen_rows-1;
 
 	/* range parm 2 */
-		
+
 	if(svsp->parms[1] < 2)
 		svsp->parms[1] = 2;
 	else if(svsp->parms[1] > svsp->screen_rows)
@@ -115,10 +115,10 @@ vt_stbm(struct video_state *svsp)
 
 	/* cursor to first pos */
 	if(svsp->m_om)
-		svsp->cur_offset = svsp->scrr_beg * svsp->maxcol; 
+		svsp->cur_offset = svsp->scrr_beg * svsp->maxcol;
 	else
 		svsp->cur_offset = 0;
-		
+
 	svsp->col = 0;
 }
 
@@ -131,7 +131,7 @@ vt_sgr(struct video_state *svsp)
 	register int i = 0;
 	u_short setcolor = 0;
 	char colortouched = 0;
-	
+
 	do
 	{
 		switch(svsp->parms[i++])
@@ -143,15 +143,15 @@ vt_sgr(struct video_state *svsp)
 			case 1:		/* bold */
 				svsp->vtsgr |= VT_BOLD;
 				break;
-				
+
 			case 4:		/* underline */
 				svsp->vtsgr |= VT_UNDER;
 				break;
-				
+
 			case 5:		/* blinking */
 				svsp->vtsgr |= VT_BLINK;
 				break;
-				
+
 			case 7:		/* reverse */
 				svsp->vtsgr |= VT_INVERSE;
 				break;
@@ -159,19 +159,19 @@ vt_sgr(struct video_state *svsp)
 			case 22:	/* not bold */
 				svsp->vtsgr &= ~VT_BOLD;
 				break;
-				
+
 			case 24:	/* not underlined */
 				svsp->vtsgr &= ~VT_UNDER;
 				break;
-				
+
 			case 25:	/* not blinking */
 				svsp->vtsgr &= ~VT_BLINK;
 				break;
-				
+
 			case 27:	/* not reverse */
 				svsp->vtsgr &= ~VT_INVERSE;
 				break;
-			
+
 			case 30:	/* foreground colors */
 			case 31:
 			case 32:
@@ -186,7 +186,7 @@ vt_sgr(struct video_state *svsp)
 				 setcolor |= ((fgansitopc[(svsp->parms[i-1]-30) & 7]) << 8);
 				}
 				break;
-				
+
 			case 40:	/* background colors */
 			case 41:
 			case 42:
@@ -246,7 +246,7 @@ void
 vt_cud(struct video_state *svsp)
 {
 	register int p = svsp->parms[0];
-	
+
 	if (p <= 0)
 		p = 1;
 
@@ -254,7 +254,7 @@ vt_cud(struct video_state *svsp)
 
 	if (p <= 0)
 		return;
-	
+
 	svsp->cur_offset += (svsp->maxcol * p);
 }
 
@@ -264,19 +264,19 @@ vt_cud(struct video_state *svsp)
 void
 vt_cuf(struct video_state *svsp)
 {
-	register int p = svsp->parms[0];	
+	register int p = svsp->parms[0];
 
 	if(svsp->col == ((svsp->maxcol)-1))	/* already at right margin */
 		return;
-		
+
 	if(p <= 0)				/* parameter min = 1 */
 		p = 1;
 	else if(p > ((svsp->maxcol)-1))		/* parameter max = 79 */
 		p = ((svsp->maxcol)-1);
-		
+
 	if((svsp->col + p) > ((svsp->maxcol)-1))/* not more than right margin */
 		p = ((svsp->maxcol)-1) - svsp->col;
-		
+
 	svsp->cur_offset += p;
 	svsp->col += p;
 }
@@ -287,11 +287,11 @@ vt_cuf(struct video_state *svsp)
 void
 vt_cub(struct video_state *svsp)
 {
-	register int p = svsp->parms[0];	
+	register int p = svsp->parms[0];
 
 	if(svsp->col == 0)			/* already at left margin ? */
 		return;
-		
+
 	if(p <= 0)				/* parameter min = 1 */
 		p = 1;
 	else if(p > ((svsp->maxcol)-1))		/* parameter max = 79 */
@@ -325,7 +325,7 @@ vt_clreos(struct video_state *svsp)
 				svsp->Crtat + 1 );
 			break;
 
-		case 2:				
+		case 2:
 			fillw(user_attr | ' ', svsp->Crtat,
 				svsp->maxcol * svsp->screen_rows);
 			break;
@@ -368,24 +368,24 @@ vt_curadr(struct video_state *svsp)
 {
 	if(svsp->m_om)	/* relative to scrolling region */
 	{
-		if((svsp->parms[0] == 0) && (svsp->parms[1] == 0)) 
+		if((svsp->parms[0] == 0) && (svsp->parms[1] == 0))
 		{
 			svsp->cur_offset = svsp->scrr_beg * svsp->maxcol;
 			svsp->col = 0;
                         svsp->abs_write = 0;
 			return;
 		}
-		
+
 		if(svsp->parms[0] <= 0)
 			svsp->parms[0] = 1;
 		else if(svsp->parms[0] > svsp->scrr_len)
 			svsp->parms[0] = svsp->scrr_len;
-	
+
 		if(svsp->parms[1] <= 0 )
 			svsp->parms[1] = 1;
 		if(svsp->parms[1] > svsp->maxcol)
 			svsp->parms[1] = svsp->maxcol;
-	
+
 		svsp->cur_offset = (svsp->scrr_beg * svsp->maxcol) +
 				   ((svsp->parms[0] - 1) * svsp->maxcol) +
 				   svsp->parms[1] - 1;
@@ -394,24 +394,24 @@ vt_curadr(struct video_state *svsp)
 	}
 	else	/* relative to screen start */
 	{
-		if((svsp->parms[0] == 0) && (svsp->parms[1] == 0)) 
+		if((svsp->parms[0] == 0) && (svsp->parms[1] == 0))
 		{
 			svsp->cur_offset = 0;
 			svsp->col = 0;
                         svsp->abs_write = 0;
 			return;
 		}
-		
+
 		if(svsp->parms[0] <= 0)
 			svsp->parms[0] = 1;
 		else if(svsp->parms[0] > svsp->screen_rows)
 			svsp->parms[0] = svsp->screen_rows;
-	
+
 		if(svsp->parms[1] <= 0 )
 			svsp->parms[1] = 1;
 		if(svsp->parms[1] > svsp->maxcol)	/* col */
 			svsp->parms[1] = svsp->maxcol;
-	
+
 		svsp->cur_offset = (((svsp->parms[0]-1)*svsp->maxcol) +
 				    (svsp->parms[1]-1));
 		svsp->col = svsp->parms[1]-1;
@@ -434,7 +434,7 @@ vt_ris(struct video_state *svsp)
 	fillw(user_attr | ' ', svsp->Crtat, svsp->maxcol * svsp->screen_rows);
 	svsp->cur_offset = 0;		/* cursor upper left corner */
 	svsp->col = 0;
-	svsp->row = 0;	
+	svsp->row = 0;
 	svsp->lnm = 0;			/* CR only */
 	clear_dld(svsp);		/* clear download charset */
 	vt_clearudk(svsp);		/* clear user defined keys */
@@ -445,16 +445,16 @@ vt_ris(struct video_state *svsp)
 /*---------------------------------------------------------------------------*
  *	DECSTR - soft terminal reset (SOFT emulator runtime reset)
  *---------------------------------------------------------------------------*/
-void 
+void
 vt_str(struct video_state *svsp)
 {
 	int i;
-	
+
 	clr_parms(svsp);			/* escape parameter init */
 	svsp->state = STATE_INIT;		/* initial state */
 
 	svsp->dis_fnc = 0;			/* display functions reset */
-	
+
 	svsp->sc_flag = 0;			/* save cursor position */
 	svsp->transparent = 0;			/* enable control code processing */
 
@@ -477,7 +477,7 @@ vt_str(struct video_state *svsp)
 #endif
 
 	svsp->scroll_lock = 0;			/* reset keyboard modes */
-	svsp->caps_lock = 0;	
+	svsp->caps_lock = 0;
 
 	svsp->ckm = 1;				/* cursor key mode = "normal" ... */
 	svsp->scrr_beg = 0;			/* start of scrolling region */
@@ -511,7 +511,7 @@ vt_str(struct video_state *svsp)
 	vt_initsel(svsp);
 
 	init_ufkl(svsp);			/* init user fkey labels */
-	init_sfkl(svsp);			/* init system fkey labels */  
+	init_sfkl(svsp);			/* init system fkey labels */
 
 	update_led();				/* update keyboard LED's */
 }
@@ -519,7 +519,7 @@ vt_str(struct video_state *svsp)
 /*---------------------------------------------------------------------------*
  *	RI - reverse index, move cursor up
  *---------------------------------------------------------------------------*/
-void 
+void
 vt_ri(struct video_state *svsp)
 {
 	if(svsp->cur_offset >= ((svsp->scrr_beg * svsp->maxcol) + svsp->maxcol))
@@ -545,7 +545,7 @@ vt_ind(struct video_state *svsp)
  *---------------------------------------------------------------------------*/
 void
 vt_nel(struct video_state *svsp)
-{					
+{
 	if(svsp->cur_offset < (svsp->scrr_end * svsp->maxcol))
 	{
 		svsp->cur_offset += (svsp->maxcol-svsp->col);
@@ -574,15 +574,15 @@ vt_set_dec_priv_qm(struct video_state *svsp)
 
 		case 2:		/* ANM - ansi/vt52 mode */
 			break;
-			
+
 		case 3:		/* COLM - column mode */
 			vt_col(svsp, SCR_COL132);
 			break;
-			
+
 		case 4:		/* SCLM - scrolling mode */
 		case 5:		/* SCNM - screen mode */
 			break;
-			
+
 		case 6:		/* OM - origin mode */
 			svsp->m_om = 1;
 			break;
@@ -595,7 +595,7 @@ vt_set_dec_priv_qm(struct video_state *svsp)
 		case 8:		/* ARM - auto repeat mode */
 			kbrepflag = 1;
 			break;
-			
+
 		case 9:		/* INLM - interlace mode */
 		case 10:	/* EDM - edit mode */
 		case 11:	/* LTM - line transmit mode */
@@ -611,7 +611,7 @@ vt_set_dec_priv_qm(struct video_state *svsp)
 				sw_cursor(1);	/* cursor on */
 			svsp->cursor_on = 1;
 			break;
-			
+
 		case 42:	/* NRCM - 7bit NRC characters */
 			break;
 	}
@@ -632,7 +632,7 @@ vt_reset_dec_priv_qm(struct video_state *svsp)
 
 		case 2:		/* ANM - ansi/vt52 mode */
 			break;
-			
+
 		case 3:		/* COLM - column mode */
 			vt_col(svsp, SCR_COL80);
 			break;
@@ -640,7 +640,7 @@ vt_reset_dec_priv_qm(struct video_state *svsp)
 		case 4:		/* SCLM - scrolling mode */
 		case 5:		/* SCNM - screen mode */
 			break;
-			
+
 		case 6:		/* OM - origin mode */
 			svsp->m_om = 0;
 			break;
@@ -653,7 +653,7 @@ vt_reset_dec_priv_qm(struct video_state *svsp)
 		case 8:		/* ARM - auto repeat mode */
 			kbrepflag = 0;
 			break;
-		
+
 		case 9:		/* INLM - interlace mode */
 		case 10:	/* EDM - edit mode */
 		case 11:	/* LTM - line transmit mode */
@@ -669,7 +669,7 @@ vt_reset_dec_priv_qm(struct video_state *svsp)
 				sw_cursor(0);	/* cursor off */
 			svsp->cursor_on = 0;
 			break;
-		
+
 		case 42:	/* NRCM - 7bit NRC characters */
 			break;
 	}
@@ -688,7 +688,7 @@ vt_set_ansi(struct video_state *svsp)
 		case 2:		/* KAM - keyboard action mode */
 		case 3:		/* CRM - Control Representation mode */
 			break;
-			
+
 		case 4:		/* IRM - insert replacement mode */
 			svsp->irm = 1; /* Insert mode */
 			break;
@@ -707,7 +707,7 @@ vt_set_ansi(struct video_state *svsp)
 		case 18:	/* TSM - tabulation stop mode */
 		case 19:	/* EBM - editing boundary mode */
 			break;
-			
+
 		case 20:	/* LNM - line feed / newline mode */
 			svsp->lnm = 1;
 			break;
@@ -727,11 +727,11 @@ vt_reset_ansi(struct video_state *svsp)
 		case 2:		/* KAM - keyboard action mode */
 		case 3:		/* CRM - Control Representation mode */
 			break;
-			
+
 		case 4:		/* IRM - insert replacement mode */
 			svsp->irm = 0;  /* Replace mode */
 			break;
-			
+
 		case 5:		/* SRTM - status report transfer mode */
 		case 6:		/* ERM - erasue mode */
 		case 7:		/* VEM - vertical editing mode */
@@ -746,7 +746,7 @@ vt_reset_ansi(struct video_state *svsp)
 		case 18:	/* TSM - tabulation stop mode */
 		case 19:	/* EBM - editing boundary mode */
 			break;
-			
+
 		case 20:	/* LNM - line feed / newline mode */
 			svsp->lnm = 0;
 			break;
@@ -756,7 +756,7 @@ vt_reset_ansi(struct video_state *svsp)
 /*---------------------------------------------------------------------------*
  *	clear tab stop(s)
  *---------------------------------------------------------------------------*/
-void 
+void
 vt_clrtab(struct video_state *svsp)
 {
 	int i;
@@ -785,10 +785,10 @@ vt_sc(struct video_state *svsp)
 	svsp->sc_om = svsp->m_om;
 	svsp->sc_G0 = svsp->G0;
 	svsp->sc_G1 = svsp->G1;
-	svsp->sc_G2 = svsp->G2;	
+	svsp->sc_G2 = svsp->G2;
 	svsp->sc_G3 = svsp->G3;
 	svsp->sc_GL = svsp->GL;
-	svsp->sc_GR = svsp->GR;		
+	svsp->sc_GR = svsp->GR;
 	svsp->sc_sel = svsp->selchar;
 	svsp->sc_vtsgr = svsp->vtsgr;
 }
@@ -827,7 +827,7 @@ vt_designate(struct video_state *svsp)
 {
 	u_short *ctp = NULL;
 	u_char ch;
-	
+
 	if(svsp->whichi == 1)
 		ch = svsp->which[0];
 	else
@@ -836,7 +836,7 @@ vt_designate(struct video_state *svsp)
 
 		if(svsp->dld_id[0] == '\0')
 			return;
-			
+
 		if(!(((adaptor_type == EGA_ADAPTOR) ||
 		     (adaptor_type == VGA_ADAPTOR)) &&
 		     (vgacs[svsp->vga_charset].secondloaded)))
@@ -852,10 +852,10 @@ vt_designate(struct video_state *svsp)
 #ifdef HAVECSE_DOWNLOADABLE
 		ctp = cse_downloadable;
 		swcsp(svsp, ctp);
-#endif		
+#endif
 		return;
 	}
-	
+
 	if(((adaptor_type == EGA_ADAPTOR) || (adaptor_type == VGA_ADAPTOR)) &&
 	   (vgacs[svsp->vga_charset].secondloaded))
 	{
@@ -864,10 +864,10 @@ vt_designate(struct video_state *svsp)
 #ifdef HAVECSE_DOWNLOADABLE
 			ctp = cse_downloadable;
 			swcsp(svsp, ctp);
-#endif			
+#endif
 			return;
 		}
-			
+
 		switch(ch)
 		{
 			case 'A': /* British or ISO-Latin-1 */
@@ -881,7 +881,7 @@ vt_designate(struct video_state *svsp)
 						ctp = cse_british;
 #endif
 						break;
-	
+
 					case STATE_MINUS: /* designate G1 (96)*/
 					case STATE_DOT:	  /* designate G2 (96)*/
 					case STATE_SLASH: /* designate G3 (96)*/
@@ -891,11 +891,11 @@ vt_designate(struct video_state *svsp)
 						break;
 				}
 				break;
-				
+
 			case 'B': /* USASCII */
 #ifdef HAVECSE_ASCII
 				ctp = cse_ascii;
-#endif			
+#endif
 				break;
 
 			case 'C': /* Finnish */
@@ -916,87 +916,87 @@ vt_designate(struct video_state *svsp)
 			case '7': /* Swedish */
 #ifdef HAVECSE_SWEDISH
 				ctp = cse_swedish;
-#endif			
+#endif
 				break;
-	
+
 			case 'K': /* German */
 #ifdef HAVECSE_GERMAN
 				ctp = cse_german;
-#endif			
+#endif
 				break;
-				
+
 			case 'Q': /* French Canadien */
 #ifdef HAVECSE_FRENCHCANADA
 				ctp = cse_frenchcanada;
-#endif			
+#endif
 				break;
 
 			case 'R': /* French */
 #ifdef HAVECSE_FRENCH
 				ctp = cse_french;
-#endif			
+#endif
 				break;
 
 			case 'Y': /* Italian */
 #ifdef HAVECSE_ITALIAN
 				ctp = cse_italian;
-#endif			
+#endif
 				break;
 
 			case 'Z': /* Spanish */
 #ifdef HAVECSE_SPANISH
 				ctp = cse_spanish;
-#endif			
+#endif
 				break;
-				
+
 			case '0': /* special graphics */
 #ifdef HAVECSE_SPECIAL
 				ctp = cse_special;
-#endif			
+#endif
 				break;
 
 			case '1': /* alternate ROM */
 #ifdef HAVECSE_ALTERNATEROM1
 				ctp = cse_alternaterom1;
-#endif			
+#endif
 				break;
 
 			case '2': /* alt ROM, spec graphics */
 #ifdef HAVECSE_ALTERNATEROM2
 				ctp = cse_alternaterom2;
-#endif			
+#endif
 				break;
 
 			case '3': /* HP Roman 8, upper 128 chars*/
 #ifdef HAVECSE_ROMAN8
 				ctp = cse_roman8;
-#endif			
+#endif
 				break;
 
 			case '4': /* Dutch */
 #ifdef HAVECSE_DUTCH
 				ctp = cse_dutch;
-#endif			
+#endif
 				break;
 
 			case '<': /* DEC Supplemental */
 #ifdef HAVECSE_SUPPLEMENTAL
 				ctp = cse_supplemental;
-#endif			
+#endif
 				break;
 
 			case '=': /* Swiss */
 #ifdef HAVECSE_SWISS
 				ctp = cse_swiss;
-#endif			
+#endif
 				break;
 
 			case '>': /* DEC Technical */
 #ifdef HAVECSE_TECHNICAL
 				ctp = cse_technical;
-#endif			
+#endif
 				break;
-	
+
 			default:
 				break;
 		}
@@ -1016,7 +1016,7 @@ vt_designate(struct video_state *svsp)
 						ctp = csd_british;
 #endif
 						break;
-	
+
 					case STATE_MINUS: /* designate G1 (96)*/
 					case STATE_DOT:	  /* designate G2 (96)*/
 					case STATE_SLASH: /* designate G3 (96)*/
@@ -1026,11 +1026,11 @@ vt_designate(struct video_state *svsp)
 						break;
 				}
 				break;
-				
+
 			case 'B': /* USASCII */
 #ifdef HAVECSD_ASCII
 				ctp = csd_ascii;
-#endif			
+#endif
 				break;
 
 			case 'C': /* Finnish */
@@ -1051,94 +1051,94 @@ vt_designate(struct video_state *svsp)
 			case '7': /* Swedish */
 #ifdef HAVECSD_SWEDISH
 				ctp = csd_swedish;
-#endif			
+#endif
 				break;
-	
+
 			case 'K': /* German */
 #ifdef HAVECSD_GERMAN
 				ctp = csd_german;
-#endif			
+#endif
 				break;
-				
+
 			case 'Q': /* French Canadien */
 #ifdef HAVECSD_FRENCHCANADA
 				ctp = csd_frenchcanada;
-#endif			
+#endif
 				break;
 
 			case 'R': /* French */
 #ifdef HAVECSD_FRENCH
 				ctp = csd_french;
-#endif			
+#endif
 				break;
 
 			case 'Y': /* Italian */
 #ifdef HAVECSD_ITALIAN
 				ctp = csd_italian;
-#endif			
+#endif
 				break;
 
 			case 'Z': /* Spanish */
 #ifdef HAVECSD_SPANISH
 				ctp = csd_spanish;
-#endif			
+#endif
 				break;
-				
+
 			case '0': /* special graphics */
 #ifdef HAVECSD_SPECIAL
 				ctp = csd_special;
-#endif			
+#endif
 				break;
 
 			case '1': /* alternate ROM */
 #ifdef HAVECSD_ALTERNATEROM1
 				ctp = csd_alternaterom1;
-#endif			
+#endif
 				break;
 
 			case '2': /* alt ROM, spec graphics */
 #ifdef HAVECSD_ALTERNATEROM2
 				ctp = csd_alternaterom2;
-#endif			
+#endif
 				break;
 
 			case '3': /* HP Roman 8, upper 128 chars*/
 #ifdef HAVECSD_ROMAN8
 				ctp = csd_roman8;
-#endif			
+#endif
 				break;
 
 			case '4': /* Dutch */
 #ifdef HAVECSD_DUTCH
 				ctp = csd_dutch;
-#endif			
+#endif
 				break;
 
 			case '<': /* DEC Supplemental */
 #ifdef HAVECSD_SUPPLEMENTAL
 				ctp = csd_supplemental;
-#endif			
+#endif
 				break;
 
 			case '=': /* Swiss */
 #ifdef HAVECSD_SWISS
 				ctp = csd_swiss;
-#endif			
+#endif
 				break;
 
 			case '>': /* DEC Technical */
 #ifdef HAVECSD_TECHNICAL
 				ctp = csd_technical;
-#endif			
+#endif
 				break;
-	
+
 			default:
 				break;
 		}
 	}
 	swcsp(svsp, ctp);
 }
-		
+
 /*---------------------------------------------------------------------------*
  *	device attributes
  *---------------------------------------------------------------------------*/
@@ -1146,7 +1146,7 @@ void
 vt_da(struct video_state *svsp)
 {
 	static u_char *response = (u_char *)DA_VT220;
-	
+
 	svsp->report_chars = response;
 	svsp->report_count = 18;
 	respond(svsp);
@@ -1173,13 +1173,13 @@ vt_aln(struct video_state *svsp)
 
 	svsp->cur_offset = 0;	/* reset everything ! */
 	svsp->col = 0;
-	svsp->row = 0;	
+	svsp->row = 0;
 }
 
 /*---------------------------------------------------------------------------*
  *	request terminal parameters
  *---------------------------------------------------------------------------*/
-void 
+void
 vt_reqtparm(struct video_state *svsp)
 {
 	static u_char *answr = (u_char *)"\033[3;1;1;120;120;1;0x";
@@ -1210,7 +1210,7 @@ vt_dsr(struct video_state *svsp)
 	static u_char *langanswr = (u_char *)"\033[?27;1n"; /* North American*/
 	static u_char buffer[16];
 	int i = 0;
-	
+
 	switch(svsp->parms[0])
 	{
 		case 5:		/* return status */
@@ -1225,13 +1225,13 @@ vt_dsr(struct video_state *svsp)
 			if((svsp->row+1) > 10)
 				buffer[i++] = ((svsp->row+1) / 10) + '0';
 			buffer[i++] = ((svsp->row+1) % 10) + '0';
-			buffer[i++] = ';';	
+			buffer[i++] = ';';
 			if((svsp->col+1) > 10)
 				buffer[i++] = ((svsp->col+1) / 10) + '0';
 			buffer[i++] = ((svsp->col+1) % 10) + '0';
 			buffer[i++] = 'R';
 			buffer[i++] = '\0';
-		
+
 			svsp->report_chars = buffer;
 			svsp->report_count = i;
 			respond(svsp);
@@ -1261,13 +1261,13 @@ vt_dsr(struct video_state *svsp)
 }
 
 /*---------------------------------------------------------------------------*
- *	IL - insert line 
+ *	IL - insert line
  *---------------------------------------------------------------------------*/
-void 
+void
 vt_il(struct video_state *svsp)
 {
 	register int p = svsp->parms[0];
-	
+
 	if((svsp->row >= svsp->scrr_beg) && (svsp->row <= svsp->scrr_end))
 	{
 		if(p <= 0)
@@ -1304,7 +1304,7 @@ vt_ic(struct video_state *svsp)
 		p = 1;
 	else if(p > svsp->maxcol-svsp->col)
 		p = svsp->maxcol-svsp->col;
-	
+
 	while(p--)
 	{
 		bcopy((svsp->Crtat + svsp->cur_offset),
@@ -1323,7 +1323,7 @@ void
 vt_dl(struct video_state *svsp)
 {
 	register int p = svsp->parms[0];
-	
+
 	if((svsp->row >= svsp->scrr_beg) && (svsp->row <= svsp->scrr_end))
 	{
 		if(p <= 0)
@@ -1346,7 +1346,7 @@ vt_dl(struct video_state *svsp)
 			  svsp->Crtat + ((svsp->scrr_end-p+1) * svsp->maxcol),
 			  p * svsp->maxcol);
 		}
-	}		
+	}
 }
 
 /*---------------------------------------------------------------------------*
@@ -1361,7 +1361,7 @@ vt_dch(struct video_state *svsp)
 		p = 1;
 	else if(p > svsp->maxcol-svsp->col)
 		p = svsp->maxcol-svsp->col;
-	
+
 	while(p--)
 	{
 		bcopy((svsp->Crtat + svsp->cur_offset)+1,
@@ -1380,12 +1380,12 @@ void
 vt_su(struct video_state *svsp)
 {
 	register int p = svsp->parms[0];
-	
+
 	if(p <= 0)
 		p = 1;
 	else if(p > svsp->screen_rows-1)
 		p = svsp->screen_rows-1;
-	
+
 	roll_up(svsp, p);
 }
 
@@ -1396,12 +1396,12 @@ void
 vt_sd(struct video_state *svsp)
 {
 	register int p = svsp->parms[0];
-	
+
 	if(p <= 0)
 		p = 1;
 	else if(p > svsp->screen_rows-1)
 		p = svsp->screen_rows-1;
-	
+
 	roll_down(svsp, p);
 }
 
@@ -1417,7 +1417,7 @@ vt_ech(struct video_state *svsp)
 		p = 1;
 	else if(p > svsp->maxcol-svsp->col)
 		p = svsp->maxcol-svsp->col;
-	
+
 	fillw(user_attr | ' ', (svsp->Crtat + svsp->cur_offset), p);
 }
 
@@ -1457,9 +1457,9 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 					svsp->parms[svsp->parmi] *= 10;
 					svsp->parms[svsp->parmi] += (ch -'0');
 					break;
-	
+
 				case ';':	/* next parameter */
-					svsp->parmi = 
+					svsp->parmi =
 						(svsp->parmi+1 < MAXPARMS) ?
 						svsp->parmi+1 : svsp->parmi;
 					break;
@@ -1508,7 +1508,7 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 				case 0x1b:	 /* ESC */
 					svsp->dcs_state = DCS_UDK_ESC;
 					break;
-	
+
 				default:
 					svsp->transparent = 0;
 					svsp->state = STATE_INIT;
@@ -1594,7 +1594,7 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 				case 0x1b:	 /* ESC */
 					svsp->dcs_state = DCS_UDK_ESC;
 					break;
-	
+
 				default:
 					svsp->transparent = 0;
 					svsp->state = STATE_INIT;
@@ -1602,7 +1602,7 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 					break;
 			}
 			break;
-		
+
 		case DCS_UDK_ESC:	 /* DCS ... | fkey/def ... ESC */
 			switch(ch)
 			{
@@ -1620,13 +1620,13 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 					break;
 			}
 			break;
-							
+
 
 		case DCS_DLD_DSCS:	 /* got DCS ... { */
 			if(ch >= ' ' && ch <= '/')	/* intermediates ... */
 			{
 				svsp->dld_dscs[svsp->dld_dscsi] = ch;
-				svsp->dld_id[svsp->dld_dscsi] = ch;		
+				svsp->dld_id[svsp->dld_dscsi] = ch;
 				if(svsp->dld_dscsi >= DSCS_LENGTH)
 				{
 					svsp->transparent = 0;
@@ -1661,16 +1661,16 @@ vt_dcsentry(U_char ch, struct video_state *svsp)
 				case 0x1b:	 /* ESC */
 					svsp->dcs_state = DCS_DLD_ESC;
 					break;
-	
+
 				case '/':	 /* sixel upper / lower divider */
 					svsp->dld_sixel_lower = 1;
 					break;
-	
+
 				case ';':	 /* character divider */
 					vt_dld(svsp);
 					svsp->parms[1]++;	/* next char */
 					break;
-	
+
  				default:
 					if (svsp->dld_sixel_lower)
 					{
@@ -1727,7 +1727,7 @@ vt_udk(struct video_state *svsp)
 {
 	int key, start, max, i;
 	int usedff = 0;
-	
+
 	if(svsp->parms[0] != 1)		/* clear all ? */
 	{
 		vt_clearudk(svsp);
@@ -1741,7 +1741,7 @@ vt_udk(struct video_state *svsp)
 	}
 
 	key = svsp->udk_fnckey - 17;	/* index into table */
-	
+
 	if(svsp->ukt.length[key] == 0)			/* never used ? */
 	{
 		if(svsp->udkff < MAXUDKDEF-2)		/* space available ? */
@@ -1770,7 +1770,7 @@ vt_udk(struct video_state *svsp)
 	}
 
 	max--;		/* adjust for tailing '\0' */
-	
+
 	for(i = 0; i < max && i < svsp->udk_defi; i++)
 		svsp->udkbuf[start++] = svsp->udk_def[i];
 
@@ -1778,7 +1778,7 @@ vt_udk(struct video_state *svsp)
 	svsp->ukt.length[key] = i+1;	/* count for tailing '\0' */
 	if(usedff)
 		svsp->udkff += (i+2);	/* new start location */
-	
+
 	init_udk(svsp);
 }
 
@@ -1813,7 +1813,7 @@ vt_dld(struct video_state *svsp)
 	else
 		return;
 
-	svsp->parms[1] = (svsp->parms[1] < 1) ? 1 : 
+	svsp->parms[1] = (svsp->parms[1] < 1) ? 1 :
 		((svsp->parms[1] > 0x7E) ? 0x7E : svsp->parms[1]);
 
 	if(svsp->parms[2] != 1)   /* Erase all characters ? */
@@ -1875,7 +1875,7 @@ void
 vt_initsel(struct video_state *svsp)
 {
 	register int i;
-	
+
 	for(i = 0;i < MAXDECSCA;i++)
 		svsp->decsca[i] = 0;
 }
@@ -1924,7 +1924,7 @@ vt_sed(struct video_state *svsp)
 			   (svsp->Crtat + svsp->cur_offset) - svsp->Crtat + 1 );
 			break;
 
-		case 2:				
+		case 2:
 			selective_erase(svsp, svsp->Crtat,
 				svsp->maxcol * svsp->screen_rows);
 			break;
@@ -1973,7 +1973,7 @@ roll_up(struct video_state *svsp, int n)
 		if(vsp == svsp && !(vsp->vt_status & VT_GRAFX))
 #else
 		if(vsp == svsp)
-#endif		
+#endif
 
 		{
 			outb(addr_6845, CRTC_STARTADRH);
@@ -1989,7 +1989,7 @@ roll_up(struct video_state *svsp, int n)
 			svsp->Crtat + (svsp->scrr_beg * svsp->maxcol),
 			svsp->maxcol * (svsp->scrr_len - n) * CHR );
 	}
-		
+
 	fillw(	user_attr | ' ',
 		svsp->Crtat + ((svsp->scrr_end - n + 1) * svsp->maxcol),
 		n * svsp->maxcol);
@@ -2006,14 +2006,14 @@ roll_down(struct video_state *svsp, int n)
 {
 
 #if (PCVT_NOFASTSCROLL==0)
-	
+
 	if(svsp->scrr_beg == 0 &&	/* if scroll region is whole screen */
            svsp->scrr_len == svsp->screen_rows &&
 	   (svsp != vsp ||		/* and either running in memory */
 	    (svsp->screen_rows == svsp->screen_rowsize && /* or no fkeys */
 	     adaptor_type != MDA_ADAPTOR)))	/* and not on MDA/Hercules */
 	{
-		u_short *Memory = 
+		u_short *Memory =
 
 #if PCVT_USL_VT_COMPAT
 		    (vsp != svsp || (vsp->vt_status & VT_GRAFX)) ?
@@ -2039,7 +2039,7 @@ roll_down(struct video_state *svsp, int n)
 		if(vsp == svsp && !(vsp->vt_status & VT_GRAFX))
 #else
 		if(vsp == svsp)
-#endif		
+#endif
 
 		{
 			outb(addr_6845, CRTC_STARTADRH);
@@ -2055,7 +2055,7 @@ roll_down(struct video_state *svsp, int n)
 			svsp->Crtat + ((svsp->scrr_beg + n) * svsp->maxcol),
 			svsp->maxcol * (svsp->scrr_len - n) * CHR );
 	}
-		
+
 	fillw(	user_attr | ' ',
 		svsp->Crtat + (svsp->scrr_beg * svsp->maxcol),
 		n * svsp->maxcol);
@@ -2072,7 +2072,7 @@ swcsp(struct video_state *svsp, u_short *ctp)
 {
 	if(ctp == NULL)
 		return;
-		
+
 	switch(svsp->state)
 	{
 		case STATE_BROPN:	/* designate G0 */
@@ -2138,7 +2138,7 @@ clear_dld(struct video_state *svsp)
 		vgacharset = vgacs[svsp->vga_charset].secondloaded;
 	else
 		return;
-	
+
 	for(i=0;i < 16;i++)  /* A zeroed character, vt220 has inverted '?' */
 		vgachar[i] = 0x00;
 
@@ -2170,7 +2170,7 @@ static void
 selective_erase(struct video_state *svsp, u_short *pcrtat, int length)
 {
 	register int i, j;
-	
+
 	for(j = pcrtat - svsp->Crtat, i = 0;i < length;i++,pcrtat++)
 	{
 		if(!(svsp->decsca[INT_INDEX(j+i)] & (1 << BIT_INDEX(j+i))))