Fix exponents in manual.

	* manual/macros.texi: Add twoexp macro.
	* manual/filesys.texi: Fix exponents.
	* manual/llio.texi: Likewise.
	* manual/stdio.texi: Likewise.

1 files changed, 11 insertions, 11 deletions

diff --git a/manual/llio.texi b/manual/llio.texi
index 4f3fada1e7..019dea2c31 100644
--- a/manual/llio.texi
+++ b/manual/llio.texi
@@ -150,8 +150,8 @@ or @code{O_CREAT} is set and the file does not already exist.
 If on a 32 bit machine the sources are translated with
 @code{_FILE_OFFSET_BITS == 64} the function @code{open} returns a file
 descriptor opened in the large file mode which enables the file handling
-functions to use files up to @math{2^63} bytes in size and offset from
-@math{-2^63} to @math{2^63}.  This happens transparently for the user
+functions to use files up to @twoexp{63} bytes in size and offset from
+@minus{}@twoexp{63} to @twoexp{63}.  This happens transparently for the user
 since all of the lowlevel file handling functions are equally replaced.
 
 This function is a cancellation point in multi-threaded programs.  This
@@ -201,8 +201,8 @@ open (@var{filename}, O_WRONLY | O_CREAT | O_TRUNC, @var{mode})
 If on a 32 bit machine the sources are translated with
 @code{_FILE_OFFSET_BITS == 64} the function @code{creat} returns a file
 descriptor opened in the large file mode which enables the file handling
-functions to use files up to @math{2^63} in size and offset from
-@math{-2^63} to @math{2^63}.  This happens transparently for the user
+functions to use files up to @twoexp{63} in size and offset from
+@minus{}@twoexp{63} to @twoexp{63}.  This happens transparently for the user
 since all of the lowlevel file handling functions are equally replaced.
 @end deftypefn
 
@@ -422,7 +422,7 @@ not affected by the operation.  The value is the same as before the call.
 When the source file is compiled with @code{_FILE_OFFSET_BITS == 64} the
 @code{pread} function is in fact @code{pread64} and the type
 @code{off_t} has 64 bits, which makes it possible to handle files up to
-@math{2^63} bytes in length.
+@twoexp{63} bytes in length.
 
 The return value of @code{pread} describes the number of bytes read.
 In the error case it returns @math{-1} like @code{read} does and the
@@ -451,7 +451,7 @@ version 2.
 This function is similar to the @code{pread} function.  The difference
 is that the @var{offset} parameter is of type @code{off64_t} instead of
 @code{off_t} which makes it possible on 32 bit machines to address
-files larger than @math{2^31} bytes and up to @math{2^63} bytes.  The
+files larger than @twoexp{31} bytes and up to @twoexp{63} bytes.  The
 file descriptor @code{filedes} must be opened using @code{open64} since
 otherwise the large offsets possible with @code{off64_t} will lead to
 errors with a descriptor in small file mode.
@@ -623,7 +623,7 @@ not affected by the operation.  The value is the same as before the call.
 When the source file is compiled with @code{_FILE_OFFSET_BITS == 64} the
 @code{pwrite} function is in fact @code{pwrite64} and the type
 @code{off_t} has 64 bits, which makes it possible to handle files up to
-@math{2^63} bytes in length.
+@twoexp{63} bytes in length.
 
 The return value of @code{pwrite} describes the number of written bytes.
 In the error case it returns @math{-1} like @code{write} does and the
@@ -652,7 +652,7 @@ version 2.
 This function is similar to the @code{pwrite} function.  The difference
 is that the @var{offset} parameter is of type @code{off64_t} instead of
 @code{off_t} which makes it possible on 32 bit machines to address
-files larger than @math{2^31} bytes and up to @math{2^63} bytes.  The
+files larger than @twoexp{31} bytes and up to @twoexp{63} bytes.  The
 file descriptor @code{filedes} must be opened using @code{open64} since
 otherwise the large offsets possible with @code{off64_t} will lead to
 errors with a descriptor in small file mode.
@@ -752,7 +752,7 @@ only for pipes and FIFOs, but on @gnusystems{}, you always get
 When the source file is compiled with @code{_FILE_OFFSET_BITS == 64} the
 @code{lseek} function is in fact @code{lseek64} and the type
 @code{off_t} has 64 bits which makes it possible to handle files up to
-@math{2^63} bytes in length.
+@twoexp{63} bytes in length.
 
 This function is a cancellation point in multi-threaded programs.  This
 is a problem if the thread allocates some resources (like memory, file
@@ -775,7 +775,7 @@ descriptors.
 This function is similar to the @code{lseek} function.  The difference
 is that the @var{offset} parameter is of type @code{off64_t} instead of
 @code{off_t} which makes it possible on 32 bit machines to address
-files larger than @math{2^31} bytes and up to @math{2^63} bytes.  The
+files larger than @twoexp{31} bytes and up to @twoexp{63} bytes.  The
 file descriptor @code{filedes} must be opened using @code{open64} since
 otherwise the large offsets possible with @code{off64_t} will lead to
 errors with a descriptor in small file mode.
@@ -848,7 +848,7 @@ is transparently replaced by @code{off64_t}.
 This type is used similar to @code{off_t}.  The difference is that even
 on 32 bit machines, where the @code{off_t} type would have 32 bits,
 @code{off64_t} has 64 bits and so is able to address files up to
-@math{2^63} bytes in length.
+@twoexp{63} bytes in length.
 
 When compiling with @code{_FILE_OFFSET_BITS == 64} this type is
 available under the name @code{off_t}.