* few mistypings corrected

docs/prog.tex

@@ -1292,7 +1292,7 @@ the following conditions are satisfied:
 \item The procedure has no local variables.
 \item If the procedure is not an \var{assembler} procedure, it must not have
 a \var{asm \dots end;} block.
-\item it is not a constuctor or desctructor.
+\item it is not a constructor or destructor.
 \end{itemize}
 If these conditions are satisfied, the stack frame will be omitted.
 
@@ -1688,7 +1688,7 @@ sections.
 \label{se:Intel}
 
 \fpc supports Intel syntax for the Intel family of Ix86 processors
-in it's \var{asm} blocks.
+in its \var{asm} blocks.
 
 The Intel syntax in your \var{asm} block is converted to AT\&T syntax by the
 compiler, after which it is inserted in the compiled source.

docs/syntax/construct.syn

@@ -14,7 +14,7 @@
  \synt{formal\ parameter\ list}
 \end{mysyntdiag}
 \begin{mysyntdiag}
-\synt{desctructor\ header}
+\synt{destructor\ header}
 \lit*{destructor} 
 \begin{stack} \synt{identifier} \\ \synt{qualified\ method\ identifier} \end{stack}
  \synt{formal\ parameter\ list}