patch 8.2.4640: some boolean options use "long" instead of "int"

Problem:    Some boolean options use "long" instead of "int".
Solution:   Adjust the type. (James McCoy, closes #10033)
diff --git a/src/option.h b/src/option.h
index 1529561..e344675 100644
--- a/src/option.h
+++ b/src/option.h
@@ -570,7 +570,7 @@
 EXTERN char_u	*p_fencs;	// 'fileencodings'
 EXTERN char_u	*p_ff;		// 'fileformat'
 EXTERN char_u	*p_ffs;		// 'fileformats'
-EXTERN long	p_fic;		// 'fileignorecase'
+EXTERN int	p_fic;		// 'fileignorecase'
 EXTERN char_u	*p_ft;		// 'filetype'
 EXTERN char_u	*p_fcs;		// 'fillchar'
 EXTERN int	p_fixeol;	// 'fixendofline'
@@ -750,7 +750,7 @@
 EXTERN char_u	*p_msm;		// 'mkspellmem'
 #endif
 EXTERN int	p_ml;		// 'modeline'
-EXTERN long	p_mle;		// 'modelineexpr'
+EXTERN int	p_mle;		// 'modelineexpr'
 EXTERN long	p_mls;		// 'modelines'
 EXTERN int	p_ma;		// 'modifiable'
 EXTERN int	p_mod;		// 'modified'
@@ -1078,7 +1078,7 @@
 EXTERN char_u	*p_ww;		// 'whichwrap'
 EXTERN long	p_wc;		// 'wildchar'
 EXTERN long	p_wcm;		// 'wildcharm'
-EXTERN long	p_wic;		// 'wildignorecase'
+EXTERN int	p_wic;		// 'wildignorecase'
 EXTERN char_u	*p_wim;		// 'wildmode'
 #ifdef FEAT_WILDMENU
 EXTERN int	p_wmnu;		// 'wildmenu'
diff --git a/src/version.c b/src/version.c
index 680eef1..921e701 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4640,
+/**/
     4639,
 /**/
     4638,