.Sh SYNOPSIS
.In locale.h
.Ft char *
-.Fn setlocale "int category" "const char *locale"
+.Fo setlocale
+.Fa "int category"
+.Fa "const char *locale"
+.Fc
.Sh DESCRIPTION
The
.Fn setlocale
function.
.El
.Pp
-Only three locales are defined by default,
+Only three locales are defined by default:
the empty string
.Li "\&""\|""
-which denotes the native environment, and the
+(which denotes the native environment) and the
.Li "\&""C""
and
.Li "\&""POSIX""
-locales, which denote the C language environment.
+locales (which denote the C-language environment).
A
.Fa locale
argument of