used the following CFLAGS in the main Linux Makefile:

 CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer

default flags are:

 CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer

gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)
