Remove exstraneous .sp macros.

Changes

@@ -318,6 +318,13 @@ xdr.3
     mtk
         Removed .SM macros.
 
+madvise.2
+getdirentries.3
+printf.3
+sigvec.3
+    mtk
+        Remove extraneous .br macro before/after .SH/.SS.
+
 Typographical or grammatical errors have been corrected in several places.
 
 

man2/_syscall.2

@@ -90,7 +90,7 @@ was always required.)
 The _syscall() macros \fIdo not\fP produce a prototype.
 You may have to
 create one, especially for C++ users.
-.sp
+
 System calls are not required to return only positive or negative error
 codes.
 You need to read the source to be sure how it will return errors.
@@ -117,7 +117,6 @@ passed by-value or by-pointer (for aggregates like structs).
 .\" Otherwise, the use of a _syscall macro is required.
 .\"
 .SH EXAMPLE
-.sp
 .nf
 #include <stdio.h>
 #include <stdlib.h>

man2/lookup_dcookie.2

@@ -28,7 +28,6 @@
 .SH NAME
 lookup_dcookie \- return a directory entry's path
 .SH SYNOPSIS
-.sp
 .BI "int lookup_dcookie(u64 " cookie ", char *" buffer ", size_t " len );
 .SH DESCRIPTION
 Look up the full path of the directory entry specified by the value

man3/aio_cancel.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_cancel \- cancel an outstanding asynchronous I/O request
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "int aio_cancel(int " fd ", struct aiocb *" aiocbp );

man3/aio_error.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_error \- get error status of asynchronous I/O operation
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "int aio_error(const struct aiocb *" aiocbp );

man3/aio_fsync.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_fsync \- asynchronous file synchronization
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "int aio_fsync(int " op ", struct aiocb *" aiocbp );

man3/aio_read.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_read \- asynchronous read
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "int aio_read(struct aiocb *" aiocbp );

man3/aio_return.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_return \- get return status of asynchronous I/O operation
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "ssize_t aio_return(struct aiocb *" aiocbp );

man3/aio_write.3

@@ -24,7 +24,6 @@
 .SH NAME
 aio_write \- asynchronous write
 .SH SYNOPSIS
-.sp
 .B "#include <aio.h>"
 .sp
 .BI "int aio_write(struct aiocb *" aiocbp );

man3/canonicalize_file_name.3

@@ -6,7 +6,6 @@
 .SH NAME
 canonicalize_file_name \-  return the canonicalized filename
 .SH SYNOPSIS
-.sp
 .B #define _GNU_SOURCE
 .br
 .B #include <stdlib.h>

man3/envz_add.3

@@ -9,26 +9,25 @@ envz_add, envz_entry, envz_get, envz_merge,
 envz_remove, envz_strip \- environment string support
 .SH SYNOPSIS
 .nf
-.sp
 .B "#include <envz.h>"
-.sp
+
 .BI "error_t envz_add(char **" envz ", size_t *" envz_len ,
 .ti 20n
 .BI "const char *" name ", const char *" value );
-.sp
+
 .BI "char *envz_entry(const char *" envz ", size_t *" envz_len \
 ", const char *" name );
-.sp
+
 .BI "char *envz_get(const char *" envz ", size_t *" envz_len \
 ", const char *" name );
-.sp
+
 .BI "error_t envz_merge(char **" envz ", size_t *" envz_len ,
 .ti 20n
 .BI "const char *" envz2 ", size_t " envz2_len ", int " override );
-.sp
+
 .BI "void envz_remove(char **" envz ", size_t *" envz_len \
 ", const char *" name );
-.sp
+
 .BI "void envz_strip(char **" envz ", size_t *" envz_len );
 .fi
 .SH DESCRIPTION
@@ -115,7 +114,6 @@ if an allocation error occurs.
 These functions are a GNU extension.
 Handle with care.
 .SH EXAMPLE
-.sp
 .nf
 #include <stdio.h>
 #include <stdlib.h>

man3/getgrouplist.3

@@ -7,7 +7,6 @@
 .SH NAME
 getgrouplist \- list of groups a user belongs to
 .SH SYNOPSIS
-.sp
 .B #include <grp.h>
 .sp
 .BI "int getgrouplist(const char *" user ", gid_t " group ,

man3/getttyent.3

@@ -5,7 +5,6 @@
 .SH NAME
 getttyent, getttynam, setttyent, endttyent \- get ttys file entry
 .SH SYNOPSIS
-.sp
 .B "#include <ttyent.h>"
 .sp
 .B "struct ttyent *getttyent(void);"

man3/key_setsecret.3

@@ -7,7 +7,6 @@
 key_decryptsession, key_encryptsession, key_setsecret, key_gendes,
 key_secretkey_is_set \- interfaces to rpc keyserver daemon
 .SH SYNOPSIS
-.sp
 .B "#include <rpc/rpc.h>"
 .sp
 .BI "int key_decryptsession(const char *" remotename ,

man3/mtrace.3

@@ -5,7 +5,6 @@
 .SH NAME
 mtrace, muntrace \- malloc debugging
 .SH SYNOPSIS
-.sp
 .B "#include <mcheck.h>"
 .sp
 .B "void mtrace(void);"

man3/tcgetpgrp.3

@@ -24,7 +24,6 @@
 .SH NAME
 tcgetpgrp, tcsetpgrp \- get and set terminal foreground process group
 .SH SYNOPSIS
-.sp
 .B "#include <unistd.h>"
 .sp
 .BI "pid_t tcgetpgrp(int " fd );

man3/tcgetsid.3

@@ -24,7 +24,6 @@
 .SH NAME
 tcgetsid \- get session ID
 .SH SYNOPSIS
-.sp
 .B #define _XOPEN_SOURCE 500
 .br
 .B "#include <termios.h>"

man3/ttyslot.3

@@ -27,7 +27,6 @@
 .SH NAME
 ttyslot \- find the slot of the current user's terminal in some file
 .SH SYNOPSIS
-.sp
 .BR "#include <unistd.h>"       "    /* on BSD-like systems, and Linux */"
 .br
 .BR "#include <stdlib.h>"       "    /* on System V-like systems */"

man4/tty_ioctl.4

@@ -6,7 +6,6 @@
 .SH NAME
 tty ioctl \- ioctls for terminals and serial lines
 .SH SYNOPSIS
-.sp
 .B "#include <termios.h>"
 .sp
 .BI "int ioctl(int " fd ", int " cmd ", ...);"
@@ -390,7 +389,6 @@ For the
 ioctl, see
 .BR console_ioctl (4).
 .SS "Kernel debugging"
-.sp
 .B "#include <linux/tty.h>"
 .TP
 .BI "TIOCTTYGSTRUCT	struct tty_struct *" argp
@@ -400,7 +398,6 @@ corresponding to
 .IR fd .
 .\"
 .\" .SS "Serial info"
-.\" .sp
 .\" .BR "#include <linux/serial.h>"
 .\" .sp
 .\" .TP