-the variable @code{re_syntax_options} (declared in @file{regex.h} and
-defined in @file{regex.c}) before calling the compiling function,
-@code{re_compile_pattern} (see below). @xref{Syntax Bits}, and
-@ref{Predefined Syntaxes}.
+the variable @code{re_syntax_options} (declared in @file{regex.h})
+before calling the compiling function, @code{re_compile_pattern} (see
+below). @xref{Syntax Bits}, and @ref{Predefined Syntaxes}.