global edit s/ -1/ \\-1/g

man2/epoll_create.2

@@ -50,7 +50,7 @@ When successful,
 returns a positive integer identifying the descriptor.
 When an error occurs, 
 .BR epoll_create (2)
-returns -1 and
+returns \-1 and
 .I errno
 is set appropriately.
 .SH ERRORS

man2/fcntl.2

@@ -806,7 +806,7 @@ to be negative. (And if it is, the interval described by the lock
 covers bytes
 .IR l_start + l_len
 up to and including
-.IR l_start -1.)
+.IR l_start \-1.)
 This is supported by Linux since Linux 2.4.21 and 2.5.49.
 
 Several systems have more fields in
@@ -822,7 +822,7 @@ A limitation of the Linux system call conventions on some
 architectures (notably x86) means that if a (negative)
 process group ID to be returned by
 .B F_GETOWN
-falls in the range -1 to -4095, then the return value is wrongly
+falls in the range \-1 to \-4095, then the return value is wrongly
 interpreted by glibc as an error in the system call;
 .\" glibc source: sysdeps/unix/sysv/linux/i386/sysdep.h
 that is, the return value of

man2/mmap2.2

@@ -55,7 +55,7 @@ larger files (typically up to 2^44 bytes).
 .SH "RETURN VALUE"
 On success, 
 .B mmap2
-returns a pointer to the mapped area. On error -1 is returned 
+returns a pointer to the mapped area. On error \-1 is returned 
 and
 .I errno
 is set appropriately.

man2/pciconfig_read.2

@@ -49,10 +49,10 @@ You pass it a bus/devfn pair and get a physical address for either the memory of
 .SH "RETURN VALUE"
 .TP
 .BR pciconfig_read 
-On success zero is returned. On error, -1 is returned and errno is set appropriately.
+On success zero is returned. On error, \-1 is returned and errno is set appropriately.
 .TP
 .BR pciconfig_write 
-On success zero is returned. On error, -1 is returned and errno is set appropriately.
+On success zero is returned. On error, \-1 is returned and errno is set appropriately.
 .TP
 .BR pciconfig_iobase 
 Returns information on locations of various I/O regions in physical memory according to the 

man2/select_tut.2

@@ -620,7 +620,7 @@ local network.
 .TP
 \fB7.\fP
 The functions \fBread()\fP, \fBrecv()\fP, \fBwrite()\fP, and
-\fBsend()\fP as well as the \fBselect()\fP call can return -1 with an
+\fBsend()\fP as well as the \fBselect()\fP call can return \-1 with an
 errno of \fBEINTR\fP or \fBEAGAIN\fP (\fBEWOULDBLOCK\fP) which are not
 errors. These results must be properly managed (not done properly
 above). If your program is not going to receive any signals then

man2/semop.2

@@ -308,7 +308,7 @@ If successful
 and 
 .BR semtimedop ()
 return 0;
-otherwise they return -1
+otherwise they return \-1
 with
 .I errno
 indicating the error.

man2/syscall.2

@@ -57,7 +57,7 @@ Symbolic constants for system calls can be found in the header file
 .Sh RETURN VALUES
 The return value is defined by the system call being invoked.
 In general, a 0 return value indicates success.
-A -1 return value indicates an error,
+A \-1 return value indicates an error,
 and an error code is stored in
 .Va errno .
 .Sh BUGS
@@ -69,4 +69,4 @@ The
 .Fn syscall
 function call appeared in
 .Bx 4.0 .
-.\" dummy comment without newline
+.\" dummy comment without newline

man2/ustat.2

@@ -98,7 +98,7 @@ The HP version of struct ustat has an additional field
 .I f_blksize
 that is unknown elsewhere. HP warns:
 For some file systems, the number of free inodes does not change.
-Such file systems will return -1 in the field
+Such file systems will return \-1 in the field
 .IR f_tinode .
 .\" Some software tries to use this in order to test whether the
 .\" underlying filesystem is NFS.

man3/getpt.3

@@ -22,7 +22,7 @@ elsewhere on some systems that use GNU Libc.
 .SH "RETURN VALUE"
 .B getpt()
 returns an open file descriptor upon successful completion. Otherwise, it
-returns -1 and sets
+returns \-1 and sets
 .I errno
 to indicate the error.
 .SH CONFORMING TO

man3/getspnam.3

@@ -180,7 +180,7 @@ struct spwd {
 Routines return NULL if no more entries are available or if an
 error occurs during processing.
 Routines which have \fBint\fR as the return value return 0 for
-success and -1 for failure.
+success and \-1 for failure.
 .LP
 For the non-reentrant functions, the return value may point to static area,
 and may be overwritten by subsequent calls to these functions.

man3/openpty.3

@@ -108,7 +108,7 @@ If a call to
 .BR login_tty() ,
 or
 .B forkpty()
-is not successful, -1 is returned and
+is not successful, \-1 is returned and
 .I errno
 is set to indicate the error.  Otherwise,
 .BR openpty() ,

man3/posix_openpt.3

@@ -56,7 +56,7 @@ On success,
 .BR ptsname ()
 returns a non-negative file descriptor which is the lowest
 numbered unused descriptor.
-On failure, -1 is returned, and
+On failure, \-1 is returned, and
 .I errno
 is set to indicate the error.
 .SH ERRORS

man3/ptsname.3

@@ -81,7 +81,7 @@ This function is specified in POSIX 1003.1-2001.
 .BR ptsname_r ()
 is a Linux extension.
 A version of this function is documented on Tru64 and HP-UX, but
-on those implementations, -1 is returned on error, with
+on those implementations, \-1 is returned on error, with
 .I errno
 set to indicate the error.
 Avoid using this function in portable programs.

man3/regex.3

@@ -171,7 +171,7 @@ elements.
 These are filled in by
 .BR regexec 
 with substring match addresses.  Any unused structure elements
-will contain the value -1.
+will contain the value \-1.
 
 The 
 .B regmatch_t 
@@ -195,7 +195,7 @@ is defined in
 
 Each 
 .I rm_so
-element that is not -1 indicates the start offset of the next largest
+element that is not \-1 indicates the start offset of the next largest
 substring match within the string.  The relative 
 .I rm_eo 
 element indicates the end offset of the match.

man3/rtime.3

@@ -31,7 +31,7 @@ Otherwise, the tcp/time socket (port 37) is used.
 .SH "RETURN VALUE"
 On success, 0 is returned, and the obtained 32-bit time value is stored in
 .IR timep->tv_sec .
-In case of error -1 is returned, and
+In case of error \-1 is returned, and
 .I errno
 is set appropriately.
 .SH ERRORS

man4/futex.4

@@ -42,13 +42,13 @@ increment the integer. Afterwards, check if it has in fact changed from 0 to 1,
 there were no waiters and the operation is done. This is the non-contended case which is fast and 
 should be common.
 .PP
-In the contended case, the atomic increment changed the counter from -1  (or some other negative number). If this is detected,
+In the contended case, the atomic increment changed the counter from \-1  (or some other negative number). If this is detected,
 there are waiters. Userspace should now set the counter to 1 and instruct the kernel to wake up any 
 waiters using the FUTEX_WAKE operation.
 .PP
 Waiting on a futex, to 'down' it, is the reverse operation. Atomically decrement the counter and 
 check if it changed to 0, in which case the operation is done and the futex was uncontended. In all 
-other circumstances, the process should set the counter to -1 and request that the kernel wait for 
+other circumstances, the process should set the counter to \-1 and request that the kernel wait for 
 another process to up the futex. This is done using the FUTEX_WAIT operation.
 .PP
 The futex system call can optionally be passed a timeout specifying how long the kernel should

man5/proc.5

@@ -292,7 +292,7 @@ The standard nice value, plus fifteen.  The value is never negative in
 the kernel.
 .TP
 \fInice\fP %ld
-The nice value ranges from 19 (nicest) to -19 (not nice to others).
+The nice value ranges from 19 (nicest) to \-19 (not nice to others).
 .TP
 .\" .TP
 .\" \fIcounter\fP %ld

man7/bootparam.7

@@ -840,7 +840,7 @@ pcd.driveN=prt,pro,uni,mod,slv,dly
 pcd.nice=nice
 .LP
 where `port' is the base address, `pro' is the protocol number, `uni'
-is the unit selector (for chained devices), `mod' is the mode (or -1
+is the unit selector (for chained devices), `mod' is the mode (or \-1
 to choose the best automatically), `slv' is 1 if it should be a slave,
 and `dly' is a small integer for slowing down port accesses.  The
 `nice' parameter controls the driver's use of idle CPU time, at the

man7/socket.7

@@ -238,7 +238,7 @@ The parameter is a struct timeval.
 If an input or output function blocks for this period of time, and
 data has been sent or received, the return value of that function
 will be the amount of data transferred; if no data has been transferred
-and the timeout has been reached then -1 is returned with
+and the timeout has been reached then \-1 is returned with
 .I errno
 set to EAGAIN or EWOULDBLOCK
 .\" in fact to EAGAIN