patch 8.1.1096: MS-Windows: cannot distinguish BS and CTRL-H

Problem:    MS-Windows: cannot distinguish BS and CTRL-H.
Solution:   Add code for VK_BACK. (Linwei, closes #1833)

Author: brammool

src/os_win32.c

@@ -882,6 +882,7 @@ static const struct
     { VK_NEXT,	TRUE,	'Q',	'\322',	'v',	    '\323', }, // PgDn
     { VK_INSERT,TRUE,	'R',	'\324',	'\325',	    '\326', },
     { VK_DELETE,TRUE,	'S',	'\327',	'\330',	    '\331', },
+    { VK_BACK,	TRUE,	'x',	'y',	'z',	    '{', }, // Backspace
 
     { VK_SNAPSHOT,TRUE,	0,	0,	0,	    'r', }, // PrtScrn
 
@@ -911,8 +912,7 @@ static const struct
     { VK_NUMPAD7,TRUE,  '\366',	'\367',	'\370',	    '\371', },
     { VK_NUMPAD8,TRUE,  '\372',	'\373',	'\374',	    '\375', },
     // Sorry, out of number space! <negri>
-    { VK_NUMPAD9,TRUE,  '\376',	'\377',	'\377',	    '\367', },
-
+    { VK_NUMPAD9,TRUE,  '\376',	'\377',	'|',	    '}', },
 };
 
 

src/term.c

@@ -663,6 +663,7 @@ static struct builtin_term builtin_termcaps[] =
     {K_K7,		"\316\366"},
     {K_K8,		"\316\372"},
     {K_K9,		"\316\376"},
+    {K_BS,		"\316x"},
 # endif
 
 # if defined(VMS) || defined(ALL_BUILTIN_TCAPS)

src/version.c

@@ -771,6 +771,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1096,
 /**/
     1095,
 /**/