!begin_node (!kw [set])
!html_name cmd_set

Define a symbol.

!begin_xlist [(!TYPEPOSITION)]

!item [(!TYPEPOSITION)] (!COMMAND), (!PREAMBLE) & (!MAINPART)

!item [(!SYNTAX)] (!T)!/set (!TEXT)(!t)

!item [(!DESCRIPTION)]
With this command you can set symbols inside your source file that
you can check with (!I)!/ifset(!i) and (!KW [if]). Symbols may alos
be set by the command line option (!code [-D]). With the
(!KW [unset]) command you can delete symbols. You can use
(!KW [set]) wherever you want.

!item [(!EXISTSSINCE)] Release~5 Patchlevel~11

!item [(!SEEALSO)]
(!KW [unset]), (!KW [ifset]), (!KW [ifnset]), (!link [Symbols] [Symbols])

!end_xlist

(!EXAMPLE)
(!EXAMPLE_BEGIN)
!begin_verbatim
!set UseColourGraphics
!end_verbatim
(!EXAMPLE_END)

!end_node
