Index: libc/arch/ia64/Makefile.inc
===================================================================
--- libc/arch/ia64/Makefile.inc	(revision b1facba77ebeff75ea5f58364467ffb0e9bf1aa8)
+++ libc/arch/ia64/Makefile.inc	(revision 76747934717222ea95b9b8f3fa38371864d35bcf)
@@ -32,5 +32,5 @@
 TARGET = ia64-pc-linux-gnu
 TOOLCHAIN_DIR = /usr/local/ia64/bin
-CFLAGS += -fno-unwind-tables
+CFLAGS += -fno-unwind-tables -DMALLOC_ALIGNMENT_16
 LFLAGS += -N ../softint/softint.a
 AFLAGS +=