Grammar, punctuation, missing macros.

Signed-off-by: Abhinav Upadhyay <er.abhinav.upadhyay@gmail.com>

init_db.3

@@ -52,7 +52,7 @@ which will also release any resources being used by it.
 .Pp
 The argument
 .Fa db_flag
-should be supplied one of the following macros as it's value:
+should be supplied one of the following macros as its value:
 .Bl -hang -width
 .It Dv DB_READONLY
 This will open the database in read only mode.
@@ -62,6 +62,7 @@ This will open the database in read and write mode.
 .It Dv DB_CREATE
 This will open the database in read/write mode, and this will also create
 the database schema if it does not exist already.
+.El
 .Sh RETURN VALUES
 On successful execution the
 .Fn init_db

makemandb.1

@@ -43,8 +43,9 @@
 The
 .Nm
 utility traverses the list of directories containing man pages, parses them
-with the help of libmandoc and builds an Sqlite database apropos.db to support
-full text searches.
+with the help of libmandoc and builds an Sqlite database
+.Pa apropos.db
+to support full text searches.
 It obtains this list of directories using the
 .Op Fl p
 option of

run_query.3

@@ -60,18 +60,17 @@ function takes following arguments:
 .Pp
 .Fa sqlite3 *db Ta Handle to the database connection which can be
 obtained by calling
-.Fn init_db
+.Fn init_db .
 .Pp
 .Fa const char *snippet_args
 An array of strings which specify the
 delimiters to the matching text in snippet.
 It is an optional argument and caller can supply a
 .Dv NULL
-value for
-it, in which case, a default value of
+value for it, in which case, a default value of
 .Brq \&"\&", \&"\&", \&"...\&"
 will be used.
-The 3 members of array specify following values:
+The 3 members of the array specify the following values:
 .Bl -enum -offset indent
 .It
 The first element marks the beginning of each matching token in the snippet.
@@ -93,7 +92,7 @@ value:
 .Fa query_args *args
 query_args is a struct
 which is defined in apropos-utils.h.
-It has following fields:
+It has the following fields:
 .Bl -column -offset indent "Struct Field" "Field Description"
 .It Li const char *search_str Ta This is the query as entered by the user.
 You may want to pre-process it to do sanitization etc.
@@ -154,6 +153,7 @@ function will return 0 and in case of an error \-1 will be returned.
 .Bl -hang -width /var/db/man.db -compact
 .It Pa /var/db/man.db
 The Sqlite FTS database which maintains an index of the manual pages.
+.El
 .Sh EXAMPLES
 Following is a code excerpt of how apropos.c uses run_query.
 .Bd -literal -offset indent

run_query_html.3

@@ -38,7 +38,7 @@
 .Nd Runs a query against
 .Pa /var/db/man.db
 and returns the results in HTML format which can be
-processed inside a callback function.
+processed inside a callback function
 .Sh SYNOPSIS
 .In apropos-utils.h
 .Ft int
@@ -48,7 +48,7 @@ The
 .Fn run_query_html
 is very much similar to
 .Fn run_query
-but with following two differences.
+but with the following two differences.
 .Bl -enum -offset indent
 .It Li
 .Nm
@@ -64,7 +64,7 @@ The value returned by
 in the callback function is in HTML format, enclosed between <p> and </p> tags.
 .El
 For more details, refer to the manual page of
-.Xr run_query 3
+.Xr run_query 3 .
 .Sh RETURN VALUES
 On successful execution the
 .Fn run_query_html
@@ -73,6 +73,7 @@ function will return 0 and in case of an error \-1 will be returned.
 .Bl -hang -width -compact
 .It Pa /var/db/man.db
 The Sqlite FTS database which maintains an index of the manual pages.
+.El
 .Sh EXAMPLES
 Following is a code excerpt of how
 .Nm

run_query_pager.3

@@ -42,7 +42,7 @@ piped to pager like
 .Xr more 1
 or
 .Xr less 1
-inside the callback function.
+inside the callback function
 .Sh SYNOPSIS
 .In apropos-utils.h
 .Ft int
@@ -74,6 +74,7 @@ function will return 0 and in case of an error \-1 will be returned.
 .Bl -hang -width -compact
 .It Pa /var/db/man.db
 The Sqlite FTS database which maintains an index of the manual pages.
+.El
 .Sh EXAMPLES
 Following is a code excerpt of how
 .Nm