Index: uspace/lib/libc/arch/ia32/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/ia32/Makefile.inc	(revision 4774a32c4567b1ea6bd0337ce00e4bb335b21a0f)
+++ uspace/lib/libc/arch/ia32/Makefile.inc	(revision 4702bde4d52e794b38425ced5f1582d02229fe3b)
@@ -39,4 +39,5 @@
 	arch/$(UARCH)/src/setjmp.S
 
+GCC_CFLAGS += -march=pentium
 LFLAGS += -N