.TH cgiwrap_getenv 3 "12 July 2007" "ClearSilver" "cgi/cgiwrap.h".de Ss.sp.ft CW.nf...de Se.fi.ft P.sp...SH NAMEcgiwrap_getenv  - the wrapper for getenv.SH SYNOPSIS.Ss#include <cgi/cgiwrap.h>.Se.SsNEOERR *cgiwrap_getenv (const char *k, char **v);.Se.SH ARGUMENTSk - the environment variable to lookup.SH DESCRIPTIONcgiwrap_getenv wraps the getenv function for access toenvironment variables, which are used to pass data toCGI scripts.  This version differs from the systemgetenv in that it makes a copy of the value it returns,which gets around problems when wrapping this routine ingarbage collected/reference counted languages bymoving the ownership of the data to the callingfunction..SH "RETURN VALUE"v - a newly allocated copy of the value of that variable, or.brNULL if not found..SH "SEE ALSO".BR cgiwrap_iterenv "(3), "cgiwrap_putenv "(3), "cgiwrap_init_emu "(3), "cgiwrap_writef "(3), "cgiwrap_init_std "(3), "cgiwrap_writevf "(3), "cgiwrap_read "(3), "cgiwrap_write "(3), "cgiwrap_getenv