File tree-makefile.patch of Package tree.34707
--- Makefile.orig 2014-04-18 20:35:39.000000000 +0300
+++ Makefile 2014-06-10 19:47:01.947932291 +0300
@@ -30,9 +30,10 @@
# Uncomment options below for your particular OS:
# Linux defaults:
-CFLAGS=-ggdb -Wall -DLINUX -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
-#CFLAGS=-O4 -Wall -DLINUX -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
-#LDFLAGS=-s
+#CFLAGS=-ggdb -Wall -DLINUX -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+OPTFLAGS=-O4
+CFLAGS=$(OPTFLAGS) -Wall -DLINUX -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+LDFLAGS=-s
# Uncomment for FreeBSD:
#CFLAGS=-O2 -Wall -fomit-frame-pointer