--- Libc/Libc-498/db/mpool/Makefile.inc
+++ Libc/Libc-391/db/mpool/Makefile.inc
@@ -8,7 +8,4 @@
 .for _src in ${FBSDMISRCS}
 CFLAGS-${_src:R}-fbsd.${_src:E} += -D__DBINTERFACE_PRIVATE
 .endfor
-.for _src in mpool.c
-CFLAGS-${_src:R}-fbsd.${_src:E} += -UDEBUG
-.endfor
 .include "Makefile.fbsd_end"