iozone3: Do not define prototype for pread64()

Use the one from system headers

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-benchmark/iozone3/iozone3/0001-let-system-headers-provide-pread64.patch

@@ -0,0 +1,34 @@
+From 64389a67b93a53b9fb7e9e20e905a5ee4613606b Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Wed, 15 Jan 2020 17:10:42 -0800
+Subject: [PATCH] let system headers provide pread64()
+
+The signature does not match with system headers anyway
+
+Fixes
+
+iozone.c:1270:9: error: redeclaration of 'pread64' must have the 'overloadable' attribute                                                                       ssize_t pread64();                                                                      ^                                                                       /mnt/b/yoe/build/tmp/work/core2-64-yoe-linux/iozone3/488-r0/recipe-sysroot/usr/include/bits/unistd.h:83:1: note: previous overload of function is here          pread64 (int __fd, void *const __clang_pass_object_size0 __buf,                 ^
+1 error generated.
+
+Upstream-Status: Pending
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ iozone.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/iozone.c b/iozone.c
+index 090dd5f..fdea400 100644
+--- a/iozone.c
++++ b/iozone.c
+@@ -1267,7 +1267,6 @@ int pit_gettimeofday();
+ #ifdef HAVE_ANSIC_C
+ #if defined (HAVE_PREAD) && defined(_LARGEFILE64_SOURCE)
+ ssize_t pwrite64(); 
+-ssize_t pread64(); 
+ #endif
+ #if !defined(linux)
+ char *getenv();
+-- 
+2.25.0
+

meta-oe/recipes-benchmark/iozone3/iozone3_488.bb

@@ -8,6 +8,7 @@ LIC_FILES_CHKSUM = "file://iozone.c;beginline=37;endline=48;md5=7331260091868dca
 "
 SRC_URI = "http://www.iozone.org/src/current/${BPN}_${PV}.tar \
     file://parallelism.patch \
+    file://0001-let-system-headers-provide-pread64.patch \
     file://copyright.txt \
 "
 SRC_URI[md5sum] = "d60a69e44cda8436f4f94d860958efc2"