fix spelling

Author: Vladimir Kotal

history.tex

@@ -36,7 +36,7 @@
 assembler, basic OS and file system for PDP-7 
 \item 1970 -- Multi-cs $\Rightarrow$ Uni-cs $\Rightarrow$ Uni-x
 \item 1971 -- UNIX V1, and ported to PDP-11
-\item december 1971 -- first edition of \emph{UNIX Programmer's Manual}
+\item December 1971 -- first edition of \emph{UNIX Programmer's Manual}
 \end{itemize}
 \end{slide}
 
@@ -92,11 +92,11 @@
 \begin{slide}
 \sltitle{UNIX history, continued}
 \begin{itemize}
-\item february 1973 -- UNIX V3 contained the \emph{cc} compiler (the C
+\item February 1973 -- UNIX V3 contained the \emph{cc} compiler (the C
 language was created by \emsl{Dennis Ritchie} for UNIX)
-\item october 1973 -- UNIX presented to the public in \emph{The
+\item October 1973 -- UNIX presented to the public in \emph{The
 UNIX Timesharing System} article in ACM conference
-\item november 1973 -- \emsl{UNIX V4 rewritten to C}
+\item November 1973 -- \emsl{UNIX V4 rewritten to C}
 \item 1975 -- UNIX V6 was the first UNIX available outside of BTL
 \item 1979 -- UNIX V7, for many ``the last true UNIX'', contained
 \emph{uucp}, Bourne shell; kernel size was just 40KB !!!

network.tex

@@ -79,7 +79,7 @@
 represent the sockets in the filesystem.  \texttt{ls -F} uses the equal sign
 ``='' to mark a Unix domain socket.
 \item Sockets in \texttt{AF\_UNIX} are different from local TCP/IP communication
-over the looopback interface \texttt{localhost} (\texttt{127.0.0.1}).  See page
+over the loopback interface \texttt{localhost} (\texttt{127.0.0.1}).  See page
 \pageref{SOCKET} for more information on \texttt{AF\_UNIX}.
 \end{itemize}
 

proc.tex

@@ -318,7 +318,7 @@
 group number.  Note that \funnm{nice} call will return a new nice value. As
 -1 is a valid value, it is necessary to clear \texttt{errno} and then check if
 the function returns -1.
-\item The prority class and nice value of a given process can be displayed with
+\item The priority class and nice value of a given process can be displayed with
 the \texttt{-l} option of the \texttt{ps} command or by explicitly specifying
 the fields to be printed out (see the \texttt{-o} option).
 \item Example: priority values have different scales on different systems.  E.g.

signals.tex

@@ -339,10 +339,10 @@
 \texttt{SIGVTALRM} & virtual time alarm (exit; also see \funnm{setitimer}(2)) \\
 \end{tabular}
 
-\emsl{Miscelaneous:}
+\emsl{Miscellaneous:}
 
 \begin{tabular}{ll}
-\texttt{SIGPOLL} & event occured on explicitly watched file descriptor (exit) \\
+\texttt{SIGPOLL} & event occurred on explicitly watched file descriptor (exit)\\
 \texttt{SIGTRAP} & trace trap (core) \\
 \texttt{SIGURG} & urgent condition present on socket (ignore) \\
 

threads.tex

@@ -683,13 +683,13 @@
 \begin{itemize}
 \item the simplest way how to ensure synchronized access to shared data between
 threads
-\item inicialization of statically defined mutex:
+\item initialization of statically defined mutex:
 \end{itemize}
 
 \texttt{pthread\_mutex\_t mutex = PTHREAD\_MUTEX\_INITIALIZER;}
 
 \begin{itemize}
-\item inicialization of dynamically allocated mutex \texttt{mx} with attributes
+\item initialization of dynamically allocated mutex \texttt{mx} with attributes
 \texttt{attr} (these are set using \texttt{pthread\_mutexattr\_...};
 if \texttt{attr} is \texttt{NULL}, default attributes will be used)
 \end{itemize}

unix_dict.txt

@@ -541,3 +541,44 @@ SIGXCPU
 SIGXFSZ
 SIGFPE
 SIGILL
+hostname
+getnameinfo
+getaddrinfo
+sockaddr
+PRIO
+PGRP
+getitimer
+ITIMER
+ASLR
+execvp
+XDR
+OSI
+UDP
+RPC
+TLI
+localhost
+loopback
+sendmsg
+recvmsg
+recv
+EINPROGRESS
+EALREADY
+datagram
+GIDs
+sigprocmask
+SETMASK
+netinet
+netinet
+INADDR
+UDP
+vfork
+swapper
+init
+destructor
+destructors
+reentrant
+gethostbyname
+mutexes
+mutexattr
+setpshared
+OpenSSH