[rpms/syncthing] epel10.2: Export CGO build flags

[Maxwell G <maxwell@gtmx.me>]

            A new commit has been pushed.

            Repo   : rpms/syncthing
            Branch : epel10.2
            Commit : 0b2a220e8a9f72c4a920fd9281b21095435a6128
            Author : Maxwell G <maxwell@gtmx.me>
            Date   : 2026-07-05T15:36:27+02:00
            Stats  : +2/-0 in 1 file(s)
            URL    : https://src.fedoraproject.org/rpms/syncthing/c/0b2a220e8a9f72c4a920fd9281b21095435a6128?branch=epel10.2

            Log:
            Export CGO build flags

We should probably set this by default in %gobuild, but that'd require
more testing...

[skip changelog]

---
diff --git a/syncthing.spec b/syncthing.spec
index 9d041da..5f14f9d 100644
--- a/syncthing.spec
+++ b/syncthing.spec
@@ -92,6 +92,7 @@ export COMMON_LDFLAGS="-X %{goipath}/lib/build.Version=v%{version} -X %{goipath}
 # noupgrade: disable syncthing self-update functionality
 # libsqlite3 / cgo: link system libsqlite3
 export GO_BUILDTAGS="noupgrade libsqlite3 cgo"
+export CGO_CFLAGS="%{build_cflags}" CGO_LDFLAGS="%{build_ldflags}"
 
 for cmd in cmd/syncthing cmd/stdiscosrv cmd/strelaysrv cmd/infra/strelaypoolsrv ; do
   export GO_LDFLAGS="-X %{goipath}/lib/build.Program=$(basename $cmd) $COMMON_LDFLAGS"
@@ -158,6 +159,7 @@ desktop-file-validate %{buildroot}/%{_datadir}/applications/*.desktop
 %if %{with check}
 export LANG=C.utf8
 export GO_BUILDTAGS="noupgrade libsqlite3 cgo"
+export CGO_CFLAGS="%{build_cflags}" CGO_LDFLAGS="%{build_ldflags}"
 %gocheck2
 %endif