697                 char *s = PerlEnv_getenv("PERL_ASIF_PM");  in loadByOrdinal()
1229                             char *shell = PerlEnv_getenv("EXECSHELL");  in do_spawn_ve()
1235                                 shell = PerlEnv_getenv("OS2_SHELL");  in do_spawn_ve()
1359     if ((shell = PerlEnv_getenv("EMXSHELL")) != NULL)  in do_spawn3()
1361     else if ((shell = PerlEnv_getenv("SHELL")) != NULL)  in do_spawn3()
1363     else if ((shell = PerlEnv_getenv("COMSPEC")) != NULL)  in do_spawn3()
1661     char *shell = PerlEnv_getenv("EMXSHELL");  in my_syspopen4()
1840     char *p = PerlEnv_getenv("TMP"), *tpath;  in settmppath()
1843     if (!p) p = PerlEnv_getenv("TEMP");  in settmppath()
1844     if (!p) p = PerlEnv_getenv("TMPDIR");  in settmppath()
2413         newp = PerlEnv_getenv(name = "PERLLIB_" STRINGIFY(PERL_REVISION)  in perllib_mangle()
2417             newp = PerlEnv_getenv(name = "PERLLIB_" STRINGIFY(PERL_REVISION)  in perllib_mangle()
2420             newp = PerlEnv_getenv(name = "PERLLIB_" STRINGIFY(PERL_REVISION) "_PREFIX");  in perllib_mangle()
2422             newp = PerlEnv_getenv(name = "PERLLIB_PREFIX");  in perllib_mangle()
4959     } else if ( (shell = PerlEnv_getenv("PERL_SH_DRIVE")) ) {  in Perl_OS2_init3()
4963     } else if ( (shell = PerlEnv_getenv("PERL_SH_DIR")) ) {  in Perl_OS2_init3()
4981     s = PerlEnv_getenv("PERL_BEGINLIBPATH");  in Perl_OS2_init3()
4985 …rc = fill_extLibpath(0, PerlEnv_getenv("PERL_PRE_BEGINLIBPATH"), PerlEnv_getenv("PERL_POST_BEGINLI…  in Perl_OS2_init3()
4987         s = PerlEnv_getenv("PERL_ENDLIBPATH");  in Perl_OS2_init3()
4991 …rc = fill_extLibpath(1, PerlEnv_getenv("PERL_PRE_ENDLIBPATH"), PerlEnv_getenv("PERL_POST_ENDLIBPAT…  in Perl_OS2_init3()
5047     char *p = PerlEnv_getenv("TMP"), *tpath;  in my_tmpnam()
5049     if (!p) p = PerlEnv_getenv("TEMP");  in my_tmpnam()
5142     char *s = PerlEnv_getenv("USE_PERL_FLOCK");  in my_flock()
5248     char *s = PerlEnv_getenv("USE_PERL_PWENT");  in use_my_pwent()
5323     s = PerlEnv_getenv("PW_PASSWD");  in passw_wrap()