so that "perl -V:usemallocwrap" tells us what the configuration is
instead of saying 'UNKNOWN'.
p4raw-id: //depot/perl@23740
useithreads='undef'
uselargefiles='define'
uselongdouble='undef'
+usemallocwrap='undef'
usemorebits='undef'
usemultiplicity='undef'
usemymalloc='n'
useithreads='undef'
uselargefiles='define'
uselongdouble='undef'
+usemallocwrap='define'
usemorebits='undef'
usemultiplicity='undef'
usemymalloc='n'
useithreads='undef'
uselargefiles='define'
uselongdouble='undef'
+usemallocwrap='define'
usemorebits='undef'
usemultiplicity='undef'
usemymalloc='n'
useithreads='undef'
uselargefiles='define'
uselongdouble='undef'
+usemallocwrap='define'
usemorebits='undef'
usemultiplicity='undef'
usemymalloc='n'