From patchwork Thu Mar 19 03:16:58 2015
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From: Yong Liu <yong.liu@intel.com>
To: dev@dpdk.org
Date: Thu, 19 Mar 2015 11:16:58 +0800
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Subject: [dpdk-dev] [PATCH 6/6] fix build error for implicit declaration of
	function pread
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From: Marvin Liu <yong.liu@intel.com>

Function pread need marco _XOPEN_SOURCE be defined.
Add _GNU_SOURCE will fix this issue.

error: implicit declaration of function ‘pread’

Signed-off-by: Marvin Liu <yong.liu@intel.com>

diff --git a/lib/librte_eal/linuxapp/eal/Makefile b/lib/librte_eal/linuxapp/eal/Makefile
index 23c2d48..21875b8 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -102,6 +102,8 @@ CFLAGS_eal_pci_vfio.o := -D_GNU_SOURCE
 CFLAGS_eal_common_whitelist.o := -D_GNU_SOURCE
 CFLAGS_eal_common_options.o := -D_GNU_SOURCE
 CFLAGS_eal_common_thread.o := -D_GNU_SOURCE
+CFLAGS_eal_pci_uio.o := -D_GNU_SOURCE
+CFLAGS_eal_interrupts.o := -D_GNU_SOURCE
 
 # workaround for a gcc bug with noreturn attribute
 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603