[Resend. Should have gone to p5p, not perlbug.] At 14:56 -0500 2000-02-29, Ilya Zakharevich wrote: >Please try exchanging ovu_index and ovu_magic *without* the above patch. Yup, that's it. Thank you. Here's the patch: --- perl5.5.660/malloc.c~ Tue Feb 29 21:20:34 2000 +++ perl5.5.660/malloc.c Tue Feb 29 21:24:09 2000 @@ -435,8 +435,8 @@ union overhead { double strut; /* alignment problems */ #endif struct { - u_char ovu_magic; /* magic number */ u_char ovu_index; /* bucket # */ + u_char ovu_magic; /* magic number */ #ifdef RCHECK u_short ovu_size; /* actual block size */ u_int ovu_rmagic; /* range magic number */ End of patch Let's hope that does not give systems with real sbrk() indigestion. MachTen still fails pragma/warning #235 as before. Next on my list. -- Dominic Dunlop