id --> ID

man1/install.1

@@ -87,7 +87,7 @@ Set the group ownership of installed files or directories to
 .IR group .
 The default is the process's current group.
 .I group
-may be either a group name or a numeric group id.
+may be either a group name or a numeric group ID.
 .TP
 .BI "\-m " "mode" ", \-\-mode=" "mode"
 Set the permissions for the installed file or directory to

man2/shmget.2

@@ -206,7 +206,7 @@ was not specified.
 No memory could be allocated for segment overhead.
 .TP
 .B ENOSPC
-All possible shared memory id's have been taken
+All possible shared memory IDs have been taken
 .RB ( SHMMNI ),
 or allocating a segment of the requested
 .I size

man2/statvfs.2

@@ -55,7 +55,7 @@ structure defined approximately as follows:
     fsfilcnt_t     f_files;    /* # inodes */
     fsfilcnt_t     f_ffree;    /* # free inodes */
     fsfilcnt_t     f_favail;   /* # free inodes for non-root */
-    unsigned long  f_fsid;     /* file system id */ 
+    unsigned long  f_fsid;     /* file system ID */ 
     unsigned long  f_flag;     /* mount flags */
     unsigned long  f_namemax;  /* maximum filename length */
   };

man3/mktemp.3

@@ -68,7 +68,7 @@ and has the prototype in
 .IR <stdlib.h> .
 .SH BUGS
 Never use \fBmktemp()\fP. Some implementations follow 4.3BSD
-and replace XXXXXX by the current process id and a single letter,
+and replace XXXXXX by the current process ID and a single letter,
 so that at most 26 different names can be returned.
 Since on the one hand the names are easy to guess, and on the other
 hand there is a race between testing whether the name exists and

man3/sysconf.3

@@ -130,7 +130,7 @@ family of functions.
 Must not be less than _POSIX_ARG_MAX (4096).
 .TP
 .BR CHILD_MAX " - " _SC_CHILD_MAX
-The max number of simultaneous processes per user id.
+The max number of simultaneous processes per user ID.
 Must not be less than _POSIX_CHILD_MAX (25).
 .TP
 .BR HOST_NAME_MAX " - " _SC_HOST_NAME_MAX

man3/updwtmp.3

@@ -37,7 +37,7 @@ to the wtmp file.
 .PP
 \fBlogwtmp\fR() constructs an utmp structure using
 .IR line ", " name ", " host ,
-current time and current process id.
+current time and current process ID.
 Then it calls \fBupdwtmp\fR() to append the structure to the utmp file.
 .SH AVAILABILITY
 Both functions are available under glibc2, but not under libc5.

man4/tty_ioctl.4

@@ -232,7 +232,7 @@ Get the process group ID of the foreground process group on this tty.
 Equivalent to
 .IR "tcsetpgrp(fd, *argp)" .
 .br
-Set the foreground process group id of this tty.
+Set the foreground process group ID of this tty.
 .TP
 .BI "TIOCGSID	pid_t *" argp
 Get the session ID of the given tty. This will fail with ENOTTY

man5/proc.5

@@ -220,7 +220,7 @@ format specifiers, are:
 .RS
 .TP
 \fIpid\fP %d
-The process id.
+The process ID.
 .TP
 \fIcomm\fP %s
 The filename of the executable, in parentheses.  This is visible

man5/utmp.5

@@ -142,7 +142,7 @@ clears \fIut_user\fP, \fIut_host\fP and \fIut_time\fP with null bytes.
 and other terminal emulators directly create a
 \fBUSER_PROCESS\fP record and generate the \fIut_id\fP by using the last
 two letters of \fI/dev/ttyp\fP\fI%c\fP or by using \fIp\fP\fI%d\fP for
-\fI/dev/pts/\fP\fI%d\fP.  If they find a \fBDEAD_PROCESS\fP for this id,
+\fI/dev/pts/\fP\fI%d\fP.  If they find a \fBDEAD_PROCESS\fP for this ID,
 they recycle it, otherwise they create a new entry.  If they can, they
 will mark it as \fBDEAD_PROCESS\fP on exiting and it is advised that
 they null \fIut_line\fP, \fIut_time\fP, \fIut_user\fP, and \fIut_host\fP

man7/ddp.7

@@ -48,7 +48,8 @@ is the Appletalk protocol to be received or sent. For
 you must specify
 .BR ATPROTO_DDP .
 .PP
-Raw sockets may be only opened by a process with effective user id 0 or when the process has the 
+Raw sockets may be only opened by a process with effective user ID 0 
+or when the process has the 
 .B CAP_NET_RAW 
 capability.  
 .SH "ADDRESS FORMAT"
@@ -78,7 +79,7 @@ is always set to
 .I sat_port
 contains the port. The port numbers below 129 are known as 
 .B reserved ports.
-Only processes with the effective user id 0 or the 
+Only processes with the effective user ID 0 or the 
 .B CAP_NET_BIND_SERVICE 
 capability may 
 .BR bind (2)  
@@ -165,7 +166,7 @@ Datagram is bigger than the DDP MTU.
 .B EACCES
 The user tried to execute an operation without the necessary permissions. These
 include sending to a broadcast address without having the broadcast flag set,
-and trying to bind to a reserved port without effective user id 0 or 
+and trying to bind to a reserved port without effective user ID 0 or 
 .BR CAP_NET_BIND_SERVICE . 
 .TP
 .B EADDRINUSE

man7/ip.7

@@ -134,7 +134,7 @@ when this setting is missing.
 .I sin_port
 contains the port in network byte order. The port numbers below 1024 are called
 .IR "reserved ports" .
-Only processes with effective user id 0 or the 
+Only processes with effective user ID 0 or the 
 .B CAP_NET_BIND_SERVICE 
 capability may 
 .BR bind (2)  
@@ -327,7 +327,7 @@ Linux sends
 datagrams first by default,
 but the exact behaviour depends on the configured queueing discipline. 
 .\" XXX elaborate on this 
-Some high priority levels may require an effective user id of 0 or the
+Some high priority levels may require an effective user ID of 0 or the
 .B CAP_NET_ADMIN
 capability.
 The priority can also be set in a protocol independent way by the
@@ -817,10 +817,10 @@ Sending a packet via a
 route.
 Modifying firewall settings without 
 .B CAP_NET_ADMIN
-or effective user id 0.
+or effective user ID 0.
 Binding to a reserved port without the
 .B CAP_NET_BIND_SERVICE
-capability or effective user id 0. 
+capability or effective user ID 0. 
 
 .TP
 .B EADDRINUSE

man7/ipv6.7

@@ -65,7 +65,7 @@ struct sockaddr_in6 {
 	u_int16_t	sin6_port;		/* port number */
 	u_int32_t	sin6_flowinfo;	/* IPv6 flow information */
 	struct in6_addr	sin6_addr;		/* IPv6 address */
-	u_int32_t   sin6_scope_id;  /* Scope id (new in 2.4) */ 
+	u_int32_t   sin6_scope_id;  /* Scope ID (new in 2.4) */ 
 };
 
 struct in6_addr {
@@ -88,7 +88,7 @@ is the IPv6 flow identifier;
 .B sin6_addr
 is the 128bit IPv6 address.
 .B sin6_scope_id 
-is an id of depending of on the scope of the address. It is new in Linux 2.4.
+is an ID of depending of on the scope of the address. It is new in Linux 2.4.
 Linux only supports it for link scope addresses, in that case
 .I sin6_scope_id
 contains the interface index (see
@@ -170,7 +170,7 @@ delivers the destination options,
 .I IPV6_HOPOPTS
 delivers the hop options, 
 .I IPV6_FLOWINFO
-delivers an integer containing the flow id,
+delivers an integer containing the flow ID,
 .I IPV6_HOPLIMIT
 delivers an integer containing the hop count of the packet. 
 The control messages have the same type as the socket option. All these

man7/mdoc.samples.7

@@ -2570,7 +2570,7 @@ by the process to pages not loaded in core.
 .It UID
 numerical user-id of process owner
 .It PPID
-numerical id of parent of process process priority
+numerical ID of parent of process process priority
 (non-positive when in non-interruptible wait)
 .El
 .Pp
@@ -2585,9 +2585,9 @@ The raw text:
 \&resulting from references
 \&by the process to pages not loaded in core.
 \&.It UID
-\&numerical user-id of process owner
+\&numerical user ID of process owner
 \&.It PPID
-\&numerical id of parent of process process priority
+\&numerical ID of parent of process process priority
 \&(non-positive when in non-interruptible wait)
 \&.El
 .Ed

man7/netdevice.7

@@ -62,7 +62,7 @@ share memory.
 
 .SH IOCTLS
 If an ioctl is marked as privileged then using it requires an effective
-user id of 0 or the
+user ID of 0 or the
 .B CAP_NET_ADMIN
 capability. If this is not the case 
 .B EPERM

man7/raw.7

@@ -28,7 +28,7 @@ socket option is enabled on the socket.
 When it is enabled, the packet must contain an IP header.
 For receiving the IP header is always included in the packet.
 
-Only processes with an effective user id of 0 or the 
+Only processes with an effective user ID of 0 or the 
 .B CAP_NET_RAW 
 capability are allowed to open raw sockets.
 
@@ -215,7 +215,7 @@ Invalid argument.
 .TP
 .B EPERM
 The user doesn't have permission to open raw sockets. Only processes
-with a effective user id of 0 or the 
+with a effective user ID of 0 or the 
 .B CAP_NET_RAW 
 attribute may do that.
 

man7/rtnetlink.7

@@ -194,7 +194,7 @@ struct rtmsg
 	unsigned char	rtm_src_len;	/* Length of destination */ 
 	unsigned char	rtm_tos;	/* TOS filter */
 
-	unsigned char	rtm_table;	/* Routing table id */
+	unsigned char	rtm_table;	/* Routing table ID */
 	unsigned char	rtm_protocol;	/* Routing protocol; see below */
 	unsigned char	rtm_scope;	/* See below */	
 	unsigned char	rtm_type;	/* See below */

man7/socket.7

@@ -291,7 +291,7 @@ there).
 .B SO_DEBUG 
 Enable socket debugging. Only allowed for processes with the
 .B CAP_NET_ADMIN
-capability or an effective user id of 0.
+capability or an effective user ID of 0.
 .TP
 .B SO_REUSEADDR
 Indicates that the rules used in validating addresses supplied in a 
@@ -508,7 +508,7 @@ asynchronous I/O operation has finished or urgent data is available.
 The argument is a pointer to a 
 .BR pid_t . 
 If the argument is positive, send the signals to that process.  If the
-argument is negative, send the signals to the process group with the id
+argument is negative, send the signals to the process group with the ID
 of the absolute value of the argument.
 The process may only choose itself or its own process group to receive
 signals unless it has the