!6 fix failure caused by GCC upgrade to 10

From: @Lin__Jiaxin
Reviewed-by: @small_leek
Signed-off-by: @small_leek

x3270.spec

@@ -6,7 +6,7 @@
 
 Name:    x3270
 Version: 3.6ga5
-Release: 4
+Release: 5
 Summary: An IBM 3270 terminal emulator for the X Window System and Windows.
 License: BSD
 URL:     http://x3270.sourceforge.net/
@@ -78,7 +78,7 @@ done
     --enable-pr3287 \
     --enable-s3270 \
     --enable-x3270
-%make_build CCOPTIONS="$RPM_OPT_FLAGS" LIBX3270DIR=%{_sysconfdir}
+%make_build CCOPTIONS="$RPM_OPT_FLAGS -fcommon" LIBX3270DIR=%{_sysconfdir}
 
 pushd Playback
 make CFLAGS="$RPM_OPT_FLAGS $RPM_LD_FLAGS"
@@ -122,5 +122,8 @@ popd
 
 
 %changelog
+* Fri Jul 30 2021 linjiaxin5 <linjiaxin5@huawei.com> - 3.6ga5-5
+- Fix failure caused by GCC upgrade to 10
+
 * Sat Nov 30 2019 huyan <hu.huyan@huawei.com> - 3.6ga5-4
 - Package Initialization