Use lbool type in some more places.

command.c

@@ -342,15 +342,15 @@ static void exec_mca(void)
 /*
  * Is a character an erase or kill char?
  */
-static int is_erase_char(char c)
+static lbool is_erase_char(char c)
 {
  return (c == erase_char || c == erase2_char || c == kill_char);
 }
 
 /*
  * Is a character a carriage return or newline?
  */
-static int is_newline_char(char c)
+static lbool is_newline_char(char c)
 {
  return (c == '\n' || c == '\r');
 }

decode.c

@@ -825,7 +825,7 @@ public constant char * lgetenv_ext(constant char *var, unsigned char *env_buf, s
 /*
  * Is a string null or empty? 
  */
-public int isnullenv(constant char *s)
+public lbool isnullenv(constant char *s)
 {
  return (s == NULL || *s == '\0');
 }

filename.c

@@ -763,7 +763,7 @@ public char * lglob(constant char *afilename)
 /*
  * Does path not represent something in the file system?
  */
-public int is_fake_pathname(constant char *path)
+public lbool is_fake_pathname(constant char *path)
 {
  return (strcmp(path, "-") == 0 ||
  strcmp(path, FAKE_HELPFILE) == 0 || strcmp(path, FAKE_EMPTYFILE) == 0);
@@ -990,9 +990,9 @@ public void close_altfile(constant char *altfilename, constant char *filename)
 /*
  * Is the specified file a directory?
  */
-public int is_dir(constant char *filename)
+public lbool is_dir(constant char *filename)
 {
- int isdir = 0;
+ lbool isdir = FALSE;
 
 #if HAVE_STAT
 {

line.c

@@ -68,7 +68,7 @@ static int right_curr;
 static int right_column;
 static int overstrike; /* Next char should overstrike previous char */
 static int last_overstrike = AT_NORMAL;
-static int is_null_line; /* There is no current line */
+static lbool is_null_line; /* There is no current line */
 static LWCHAR pendc;
 static POSITION pendpos;
 static constant char *end_ansi_chars;
@@ -243,7 +243,7 @@ public void prewind(void)
  overstrike = 0;
  last_overstrike = AT_NORMAL;
  mbc_buf_len = 0;
- is_null_line = 0;
+ is_null_line = FALSE;
  pendc = '\0';
  in_hilite = 0;
  ansi_in_line = FALSE;
@@ -564,22 +564,22 @@ public void loadc(void)
 /*
  * Is a character the end of an ANSI escape sequence?
  */
-public int is_ansi_end(LWCHAR ch)
+public lbool is_ansi_end(LWCHAR ch)
 {
  if (!is_ascii_char(ch))
- return (0);
+ return (FALSE);
  return (strchr(end_ansi_chars, (char) ch) != NULL);
 }
 
 /*
  * Can a char appear in an ANSI escape sequence, before the end char?
  */
-public int is_ansi_middle(LWCHAR ch)
+public lbool is_ansi_middle(LWCHAR ch)
 {
  if (!is_ascii_char(ch))
- return (0);
+ return (FALSE);
  if (is_ansi_end(ch))
- return (0);
+ return (FALSE);
  return (strchr(mid_ansi_chars, (char) ch) != NULL);
 }
 
@@ -1432,7 +1432,7 @@ public int gline(size_t i, int *ap)
  */
 public void null_line(void)
 {
- is_null_line = 1;
+ is_null_line = TRUE;
  cshift = 0;
 }
 

option.c

@@ -552,7 +552,7 @@ public constant char * opt_toggle_disallowed(int c)
  * In that case, the current option is taken to be the string for
  * the previous option.
  */
-public int isoptpending(void)
+public lbool isoptpending(void)
 {
  return (pendopt != NULL);
 }

opttbl.c

@@ -795,15 +795,15 @@ public struct loption * findopt(int c)
 /*
  *
  */
-static int is_optchar(char c)
+static lbool is_optchar(char c)
 {
  if (ASCII_IS_UPPER(c))
- return 1;
+ return TRUE;
  if (ASCII_IS_LOWER(c))
- return 1;
+ return TRUE;
  if (c == '-')
- return 1;
- return 0;
+ return TRUE;
+ return FALSE;
 }
 
 /*

pattern.c

@@ -226,7 +226,7 @@ public int valid_pattern(char *pattern)
 /*
  * Is a compiled pattern null?
  */
-public int is_null_pattern(PATTERN_TYPE pattern)
+public lbool is_null_pattern(PATTERN_TYPE pattern)
 {
 #if HAVE_GNU_REGEX
  return (pattern == NULL);

screen.c

@@ -2717,7 +2717,7 @@ public void at_switch(int attr)
  }
 }
 
-public int is_at_equiv(int attr1, int attr2)
+public lbool is_at_equiv(int attr1, int attr2)
 {
  attr1 = apply_at_specials(attr1);
  attr2 = apply_at_specials(attr2);

search.c

@@ -2344,10 +2344,10 @@ public void set_filter_pattern(constant char *pattern, int search_type)
 /*
  * Is there a line filter in effect?
  */
-public int is_filtering(void)
+public lbool is_filtering(void)
 {
  if (ch_getflags() & CH_HELPFILE)
- return (0);
+ return (FALSE);
  return (filter_infos != NULL);
 }
 #endif

ttyin.c

@@ -41,7 +41,7 @@ public int tty;
 extern int sigs;
 #if LESSTEST
 public char *ttyin_name = NULL;
-public int is_lesstest(void)
+public lbool is_lesstest(void)
 {
  return ttyin_name != NULL;
 }