silence some compiler warnings

Actually, most of this commit is adding (void) to various function returns
where we know its ok to ignore the return value. This doesn't actually
silence the -Wunused-result warning (thanks a bundle gcc), but at least
it marks our intentions.

1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index b62caf8011..c68bb9035f 100644
--- a/util.c
+++ b/util.c
@@ -1597,7 +1597,7 @@ Perl_croak_no_mem()
     dTHX;
 
     /* Can't use PerlIO to write as it allocates memory */
-    PerlLIO_write(PerlIO_fileno(Perl_error_log),
+    (void)PerlLIO_write(PerlIO_fileno(Perl_error_log),
 		  PL_no_mem, sizeof(PL_no_mem)-1);
     my_exit(1);
 }