accept.2: ffix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man2/accept.2

@@ -45,12 +45,12 @@ accept, accept4 \- accept a connection on a socket
 .nf
 .BR "#include <sys/types.h>" "          /* See NOTES */"
 .B #include <sys/socket.h>
-
+.PP
 .BI "int accept(int " sockfd ", struct sockaddr *" addr ", socklen_t *" addrlen );
-
+.PP
 .BR "#define _GNU_SOURCE" "             /* See feature_test_macros(7) */"
 .B #include <sys/socket.h>
-
+.PP
 .BI "int accept4(int " sockfd ", struct sockaddr *" addr ,
 .BI "            socklen_t *" addrlen ", int " flags );
 .fi
@@ -78,7 +78,7 @@ bound to a local address with
 .BR bind (2),
 and is listening for connections after a
 .BR listen (2).
-
+.PP
 The argument
 .I addr
 is a pointer to a
@@ -96,7 +96,7 @@ When
 is NULL, nothing is filled in; in this case,
 .I addrlen
 is not used, and should also be NULL.
-
+.PP
 The
 .I addrlen
 argument is a value-result argument:
@@ -104,7 +104,7 @@ the caller must initialize it to contain the
 size (in bytes) of the structure pointed to by
 .IR addr ;
 on return it will contain the actual size of the peer address.
-
+.PP
 The returned address is truncated if the buffer provided is too small;
 in this case,
 .I addrlen
@@ -137,7 +137,7 @@ Alternatively, you can set the socket to deliver
 when activity occurs on a socket; see
 .BR socket (7)
 for details.
-
+.PP
 If
 .IR flags
 is 0, then
@@ -295,10 +295,10 @@ first appeared in 4.2BSD).
 .\" EAGAIN, EBADF, ECONNABORTED, EINTR, EINVAL, EMFILE,
 .\" ENFILE, ENOBUFS, ENOMEM, ENOTSOCK, EOPNOTSUPP, EPROTO, EWOULDBLOCK.
 .\" In addition, SUSv2 documents EFAULT and ENOSR.
-
+.PP
 .BR accept4 ()
 is a nonstandard Linux extension.
-.LP
+.PP
 On Linux, the new socket returned by
 .BR accept ()
 does \fInot\fP inherit file status flags such as
@@ -319,7 +319,7 @@ POSIX.1-2001 does not require the inclusion of
 and this header file is not required on Linux.
 However, some historical (BSD) implementations required this header
 file, and portable applications are probably wise to include it.
-
+.PP
 There may not always be a connection waiting after a
 .B SIGIO
 is delivered or
@@ -341,7 +341,7 @@ needs to have the
 .B O_NONBLOCK
 flag set (see
 .BR socket (7)).
-
+.PP
 For certain protocols which require an explicit confirmation,
 such as DECnet,
 .BR accept ()