You forgot to wrap in BEGIN {}.

#! perl -slw
#use HTTP::Status;
BEGIN {
require HTTP::Status; import HTTP::Status;
}

print RC_FORBIDDEN;
__DATA__
P:\test>test4        ## This is with c<use>
403

P:\test>test4        ## This is with require/import but no BEGIN
Name "main::RC_FORBIDDEN" used only once: possible typo at P:\test\tes
+t4.pl line 5.
print() on unopened filehandle RC_FORBIDDEN at P:\test\test4.pl line 5
+.

P:\test>test4        ## This is with require/import inside BEGIN
403

[download]

Updated to add complete code listing with output.

In reply to Re^3: When C<use Module;> *not* the same as C<require Module; import Module;>? by Mr. Muskrat
in thread When C<use Module;> *not* the same as C<require Module; import Module;>? by BrowserUk

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