!4 compile with fcommon to support gcc 10

From: @liu-yinsi
Reviewed-by: @small_leek
Signed-off-by: @small_leek

backport-libfabric-fix-multiple-definition.patch

@@ -0,0 +1,19 @@
+--- a/prov/verbs/src/fi_verbs.h	2018-05-09 03:27:04.000000000 +0800
++++ b/prov/verbs/src/fi_verbs.h	2021-08-04 17:37:52.143247627 +0800
+@@ -680,11 +680,11 @@
+ int fi_ibv_dgram_av_open(struct fid_domain *domain_fid, struct fi_av_attr *attr,
+ 			 struct fid_av **av_fid, void *context);
+ 
+-struct fi_ops_atomic fi_ibv_msg_ep_atomic_ops;
+-struct fi_ops_cm fi_ibv_msg_ep_cm_ops;
+-struct fi_ops_msg fi_ibv_msg_ep_msg_ops;
+-struct fi_ops_rma fi_ibv_msg_ep_rma_ops;
+-struct fi_ops_msg fi_ibv_msg_srq_ep_msg_ops;
++extern struct fi_ops_atomic fi_ibv_msg_ep_atomic_ops;
++extern struct fi_ops_cm fi_ibv_msg_ep_cm_ops;
++extern struct fi_ops_msg fi_ibv_msg_ep_msg_ops;
++extern struct fi_ops_rma fi_ibv_msg_ep_rma_ops;
++extern struct fi_ops_msg fi_ibv_msg_srq_ep_msg_ops;
+ 
+ struct fi_ibv_connreq {
+ 	struct fid		handle;

libfabric.spec

@@ -1,10 +1,11 @@
 Name:           libfabric
 Version:        1.6.1
-Release:        3
+Release:        4
 Summary:        A core component of OpenFabric Interfaces
 License:        BSD or GPLv2
 URL:            http://ofiwg.github.io/libfabric/
 Source0:        https://github.com/ofiwg/libfabric/releases/download/v%{version}/%{name}-%{version}.tar.bz2
+Patch0001:      backport-libfabric-fix-multiple-definition.patch
 
 
 BuildRequires:  gcc libibverbs-devel libnl3-devel librdmacm-devel
@@ -43,7 +44,7 @@ BuildArch:      noarch
 This contains man files for the using of libfabric.
 
 %prep
-%autosetup -p1
+%autosetup -n libfabric-%{version} -p1
 
 
 %build
@@ -75,5 +76,8 @@ This contains man files for the using of libfabric.
 
 
 %changelog
+* Web Aug 04 2021 Liu Yinsi <liuyinsi@163.com> - 1.6.1-4
+- fix multiple definition to support gcc 10
+
 * Fri Nov 29 2019 huyan <hu.huyan@huawei.com> - 1.6.1-3
 - Package Initialization