ioctl_list.2, mount.2, select_tut.2, stat.2, getifaddrs.3, pthread_cleanup_push_defer_np.3, pthread_getcpuclockid.3, proc.5, bootparam.7: Global fix: s/sub-/sub/

The tendency in English, as prescribed in style guides like
Chicago MoS, is towards removing hyphens after prefixes
like "sub-" etc.

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

man2/ioctl_list.2

@@ -828,7 +828,7 @@ takes an input pointer whose type depends on the protocol:
 takes a
 .IR "const char *" .
 It uses this to distinguish several
-independent sub-cases.
+independent subcases.
 In the table below,
 .I N + foo
 means

man2/mount.2

@@ -81,7 +81,7 @@ in the top 16 bits (this was required in kernel versions prior to 2.4, but
 is no longer required and ignored if specified),
 and various mount flags (as defined in \fI<linux/fs.h>\fP for libc4 and libc5
 and in \fI<sys/mount.h>\fP for glibc2) in the low order 16 bits:
-.\" FIXME 2.6.15 added flags for "shared sub-tree" functionality:
+.\" FIXME 2.6.15 added flags for "shared subtree" functionality:
 .\" MS_UNBINDABLE, MS_PRIVATE, MS_SHARED, MS_SLAVE
 .\" These need to be documented on this page.
 .\" See:
@@ -179,7 +179,7 @@ Mount file system read-only.
 .\"
 .\" FIXME Document MS_REC, available since 2.4.11.
 .\" This flag has meaning in conjunction with MS_BIND and
-.\" also with the shared sub-tree flags.
+.\" also with the shared subtree flags.
 .TP
 .BR MS_RELATIME " (Since Linux 2.6.20)"
 When a file on this file system is accessed,

man2/select_tut.2

@@ -462,7 +462,7 @@ then the sets must be re-initialized before each call.
 .\" .BR select ()
 .\" calls when no file descriptors are set at all.
 .\" Having no file descriptors set is a useful
-.\" way to sleep the process with sub-second precision by using the timeout.
+.\" way to sleep the process with subsecond precision by using the timeout.
 .\" (See further on.)
 .SS Usleep Emulation
 On systems that do not have a

man2/stat.2

@@ -456,7 +456,7 @@ feature test macro is defined,
 or of the form
 .IR st_atimensec ,
 if neither of these macros is defined.
-On file systems that do not support sub-second timestamps,
+On file systems that do not support subsecond timestamps,
 these nanosecond fields are returned with the value 0.
 .\" As at kernel 2.6.25, XFS and JFS support nanosecond timestamps,
 .\" but ext2, ext3, and Reiserfs do not.

man3/getifaddrs.3

@@ -100,7 +100,7 @@ The
 field points to a structure containing the interface address.
 (The
 .I sa_family
-sub-field should be consulted to determine the format of the
+subfield should be consulted to determine the format of the
 address structure.)
 .PP
 The

man3/pthread_cleanup_push_defer_np.3

@@ -80,7 +80,7 @@ pthread_cleanup_pop_restore_np(execute);
 
 is equivalent to (but shorter and more efficient than):
 
-.\" As far as I can see, LinuxThreads reverses the two sub-steps
+.\" As far as I can see, LinuxThreads reverses the two substeps
 .\" in the push and pop below.
 .in +4n
 .nf

man3/pthread_getcpuclockid.3

@@ -82,11 +82,11 @@ The following shell session shows an example run:
 .nf
 $ \fB./a.out\fP
 Main thread sleeping
-Sub-thread starting infinite loop
+Subthread starting infinite loop
 Main thread consuming some CPU time...
 Process total CPU time:    1.368
 Main thread CPU time:      0.376
-Sub-thread CPU time:       0.992
+Subthread CPU time:        0.992
 .fi
 .in
 .SS Program source
@@ -111,7 +111,7 @@ Sub-thread CPU time:       0.992
 static void *
 thread_start(void *arg)
 {
-    printf("Sub\-thread starting infinite loop\\n");
+    printf("Subthread starting infinite loop\\n");
     for (;;)
         continue;
 }
@@ -158,7 +158,7 @@ main(int argc, char *argv[])
     s = pthread_getcpuclockid(thread, &cid);
     if (s != 0)
         handle_error_en(s, "pthread_getcpuclockid");
-    pclock("Sub\-thread CPU time:    ", cid);
+    pclock("Subthread CPU time: 1    ", cid);
 
     exit(EXIT_SUCCESS);         /* Terminates both threads */
 }

man5/proc.5

@@ -2566,7 +2566,7 @@ This is useful for analyzing virtual memory behavior.
 .\" FIXME more should be said about /proc/zoneinfo
 .SH NOTES
 Many strings (i.e., the environment and command line) are in
-the internal format, with sub-fields terminated by null bytes (\(aq\\0\(aq),
+the internal format, with subfields terminated by null bytes (\(aq\\0\(aq),
 so you
 may find that things are more readable if you use \fIod \-c\fP or \fItr
 "\\000" "\\n"\fP to read them.

man7/bootparam.7

@@ -465,7 +465,7 @@ Again, not all adapters will support selection of parity
 behavior as a boot argument.
 .TP
 .B "'max_scsi_luns=...'"
-A SCSI device can have a number of 'sub-devices' contained within
+A SCSI device can have a number of 'subdevices' contained within
 itself.
 The most common example is one of the new SCSI CD-ROMs that
 handle more than one disk at a time.