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| -rw-r--r-- | mdoc.7 | 22 |
1 files changed, 18 insertions, 4 deletions
@@ -1691,14 +1691,21 @@ See also and .Sx \&Os . .Ss \&Dv -Defined variables such as preprocessor constants. +Defined variables such as preprocessor constants, constant symbols, +enumeration values, and so on. .Pp Examples: +.Dl \&.Dv NULL .Dl \&.Dv BUFSIZ .Dl \&.Dv STDOUT_FILENO .Pp See also -.Sx \&Er . +.Sx \&Er +and +.Sx \&Ev +for special-purpose constants and +.Sx \&Va +for variable symbols. .Ss \&Dx Format the DragonFly BSD version provided as an argument, or a default value if no argument is provided. @@ -1774,14 +1781,17 @@ argument is used as the enclosure head, for example, specifying \e(lq will emulate .Sx \&Do . .Ss \&Er -Display error constants. +Error constants for definitions of the +.Va errno +libc global variable. .Pp Examples: .Dl \&.Er EPERM .Dl \&.Er ENOENT .Pp See also -.Sx \&Dv . +.Sx \&Dv +for general constants. .Ss \&Es This macro is obsolete and not implemented. .Ss \&Ev @@ -1791,6 +1801,10 @@ Environmental variables such as those specified in Examples: .Dl \&.Ev DISPLAY .Dl \&.Ev PATH +.Pp +See also +.Sx \&Dv +for general constants. .Ss \&Ex Insert a standard sentence regarding exit values. Its syntax is as follows: |