syslinux: use Git formatted patches

In preparation for the addition of more patches to the syslinux
package, reformat the two existing patches as proper Git formatted
patches.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

boot/syslinux/0001-bios-Fix-alignment-change-with-gcc-5.patch

@@ -1,16 +1,19 @@
-commit e5f2b577ded109291c9632dacb6eaa621d8a59fe
-Author: Sylvain Gault <sylvain.gault@gmail.com>
-Date:   Tue Sep 29 02:38:25 2015 +0200
+From da5cbd1a3b248f2d32281a1766a3d1414c0e8e03 Mon Sep 17 00:00:00 2001
+From: Sylvain Gault <sylvain.gault@gmail.com>
+Date: Tue, 29 Sep 2015 02:38:25 +0200
+Subject: [PATCH] bios: Fix alignment change with gcc 5
 
-    bios: Fix alignment change with gcc 5
+The section aligment specified in the ld scripts have to be greater or
+equal to those in the .o files generated by gcc.
 
-    The section aligment specified in the ld scripts have to be greater or
-    equal to those in the .o files generated by gcc.
-    
-    Signed-off-by: Sylvain Gault <sylvain.gault@gmail.com>
-    Tested-by: poma <pomidorabelisima@gmail.com>
-    Signed-off-by: Paulo Alcantara <pcacjr@zytor.com>
-    Signed-off-by: Frank Hunleth <fhunleth@troodon-software.com>
+Signed-off-by: Sylvain Gault <sylvain.gault@gmail.com>
+Tested-by: poma <pomidorabelisima@gmail.com>
+Signed-off-by: Paulo Alcantara <pcacjr@zytor.com>
+Signed-off-by: Frank Hunleth <fhunleth@troodon-software.com>
+---
+ core/i386/syslinux.ld   | 6 +++---
+ core/x86_64/syslinux.ld | 6 +++---
+ 2 files changed, 6 insertions(+), 6 deletions(-)
 
 diff --git a/core/i386/syslinux.ld b/core/i386/syslinux.ld
 index 7b4e012..7390451 100644
@@ -74,3 +77,6 @@ index 1057112..bf815c4 100644
  	__bss_vma = .;
  	__bss_lma = .;		/* Dummy */
  	.bss (NOLOAD) : AT (__bss_lma) {
+-- 
+2.7.4
+

boot/syslinux/0002-Disable-PIE-to-avoid-FTBFS-on-amd64.patch

@@ -0,0 +1,30 @@
+From 250bf2c921713434627dc7bc8b0918fa0841f9b7 Mon Sep 17 00:00:00 2001
+From: Graham Inggs <ginggs@ubuntu.com>
+Date: Wed, 5 Apr 2017 22:03:12 +0200
+Subject: [PATCH] Disable PIE to avoid FTBFS on amd64
+
+gcc 6.x has PIE support enabled by default, which causes a build issue
+with syslinux. This patch disables PIE support in the relevant
+syslinux Makefile.
+
+Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
+---
+ gpxe/src/Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gpxe/src/Makefile b/gpxe/src/Makefile
+index cc91d78..077af64 100644
+--- a/gpxe/src/Makefile
++++ b/gpxe/src/Makefile
+@@ -4,7 +4,7 @@
+ #
+ 
+ CLEANUP		:=
+-CFLAGS		:=
++CFLAGS		:= -fno-PIE
+ ASFLAGS		:=
+ LDFLAGS		:=
+ MAKEDEPS	:= Makefile
+-- 
+2.7.4
+

boot/syslinux/0002-disable-pie.patch

@@ -1,22 +0,0 @@
-Description: Disable PIE to avoid FTBFS on amd64
-Bug-Ubuntu: https://bugs.launchpad.net/bugs/1579023
-Author: Graham Inggs <ginggs@ubuntu.com>
-Last-Update: 2016-05-06
-
-gcc 6.x has PIE support enabled by default, which causes a build issue
-with syslinux. This patch disables PIE support in the relevant
-syslinux Makefile.
-
-Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
-
---- a/gpxe/src/Makefile
-+++ b/gpxe/src/Makefile
-@@ -4,7 +4,7 @@
- #
-
- CLEANUP		:=
--CFLAGS		:=
-+CFLAGS		:= -fno-PIE
- ASFLAGS		:=
- LDFLAGS		:=
- MAKEDEPS	:= Makefile