fix test-pwrite4g for 32 bit linux close[t:1992]

git-svn-id: file:///svn/toku/tokudb@14353 c7de825b-a66e-492c-adef-691d508d4ae1

linux/tests/Makefile

 # -*- Mode: Makefile -*-
-CPPFLAGS = -D_GNU_SOURCE
+CPPFLAGS = -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
 CPPFLAGS += -I../../toku_include -I.. -I.
 CFLAGS = -Wall -Werror -g -O0 -std=c99
 ifneq ($(GCOV),)