Consistency: "{\it ...}" ==> "\emph{...}"

Doc/lib/libsocket.tex

@@ -242,7 +242,7 @@ see above.)
 
 \begin{funcdesc}{getsockopt}{level\, optname\optional{\, buflen}}
 Return the value of the given socket option (see the \UNIX{} man page
-{\it getsockopt}(2)).  The needed symbolic constants (\code{SO_*} etc.)
+\emph{getsockopt}(2)).  The needed symbolic constants (\code{SO_*} etc.)
 are defined in this module.  If \var{buflen}
 is absent, an integer option is assumed and its integer value
 is returned by the function.  If \var{buflen} is present, it specifies
@@ -310,7 +310,7 @@ raised; in blocking mode, the calls block until they can proceed.
 
 \begin{funcdesc}{setsockopt}{level\, optname\, value}
 Set the value of the given socket option (see the \UNIX{} man page
-{\it setsockopt}(2)).  The needed symbolic constants are defined in
+\emph{setsockopt}(2)).  The needed symbolic constants are defined in
 the \code{socket} module (\code{SO_*} etc.).  The value can be an
 integer or a string representing a buffer.  In the latter case it is
 up to the caller to ensure that the string contains the proper bits

Doc/libsocket.tex

@@ -242,7 +242,7 @@ see above.)
 
 \begin{funcdesc}{getsockopt}{level\, optname\optional{\, buflen}}
 Return the value of the given socket option (see the \UNIX{} man page
-{\it getsockopt}(2)).  The needed symbolic constants (\code{SO_*} etc.)
+\emph{getsockopt}(2)).  The needed symbolic constants (\code{SO_*} etc.)
 are defined in this module.  If \var{buflen}
 is absent, an integer option is assumed and its integer value
 is returned by the function.  If \var{buflen} is present, it specifies
@@ -310,7 +310,7 @@ raised; in blocking mode, the calls block until they can proceed.
 
 \begin{funcdesc}{setsockopt}{level\, optname\, value}
 Set the value of the given socket option (see the \UNIX{} man page
-{\it setsockopt}(2)).  The needed symbolic constants are defined in
+\emph{setsockopt}(2)).  The needed symbolic constants are defined in
 the \code{socket} module (\code{SO_*} etc.).  The value can be an
 integer or a string representing a buffer.  In the latter case it is
 up to the caller to ensure that the string contains the proper bits