Revert "enable LTO"

This reverts commit b0aa1e7.

Does not seem to work on my smartphone.

Author: stsp

src/makefile

@@ -11,11 +11,10 @@ prefix ?= /usr/local
 endif
 DATADIR ?= $(prefix)/share/comcom64
 CFLAGS ?= -Wall -O2 -Wmissing-declarations -Wwrite-strings \
-  -ggdb3 -Wunused -Wmissing-prototypes -flto=auto
+  -ggdb3 -Wunused -Wmissing-prototypes
 CPPFLAGS += -I$(srcdir) -DCOMCOM_VERSION=\"$(VERSION)\"
 ASFLAGS += -I$(srcdir)
 ASCPPFLAGS += -I$(srcdir)
-LDFLAGS ?= -O2 -flto=auto
 SOURCES = command.c cmdbuf.c mouse.c env.c psp.c umb.c ae0x.c compl.c clip.c \
   thunks_a.c thunks_c.c
 HEADERS = $(addprefix $(srcdir)/,ae0x.h cmdbuf.h compl.h psp.h command.h env.h mouse.h umb.h \