1 files changed, 31 insertions, 0 deletions
diff --git a/env.3 b/env.3
new file mode 100644
index 0000000..53a5f89
--- /dev/null
+++ b/env.3
@@ -0,0 +1,31 @@
+.TH env 3
+.SH NAME
+env \- manage the environment
+.SH SYNTAX
+.B #include <env.h>
+
+char **\fBenviron\fP;
+
+char *\fBenv_get\fP(\fIname\fR);
+.br
+char *\fBenv_pick\fP();
+
+char *\fIname\fR;
+.SH DESCRIPTION
+The environment,
+.BR environ ,
+is a 0-terminated array of 0-terminated strings,
+called environment variables.
+Each environment variable is of the form
+.IR name\fB=\fIvalue .
+
+.B env_get
+returns the value of the first variable whose name is
+.IR name ,
+or 0 if there is no such variable.
+
+.B env_pick
+returns any variable in the environment,
+or 0 if the environment is empty.
+.SH "SEE ALSO"
+environ(7)