# Despite C99 providing the "bool" type thru stdbool.h, Perl defines its own
# version of that type if HAS_BOOL is not defined... *sigh*
perl_la_CPPFLAGS = $(AM_CPPFLAGS) -DHAS_BOOL=1
+# Despite off_t being 64 bit wide on 64 bit platforms, Perl insist on using
+# off64_t which is only exposed when _LARGEFILE64_SOURCE is defined... *sigh*
+perl_la_CPPFLAGS += -D_LARGEFILE64_SOURCE
perl_la_CFLAGS = $(AM_CFLAGS) \
$(PERL_CFLAGS) \
-DXS_VERSION=\"$(VERSION)\" -DVERSION=\"$(VERSION)\"