Properly check for valgrind arches

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

lwp.spec

@@ -1,6 +1,6 @@
 Name:           lwp
 Version:        2.6
-Release:        26%{?dist}
+Release:        26.0.riscv64%{?dist}
 Summary:        C library for user-mode threading
 License:        LGPLv2
 URL:            http://www.coda.cs.cmu.edu/
@@ -10,7 +10,9 @@ Patch0:         lwp-2.6-no-longjmp_chk.patch
 Patch1:		lwp-2.6-system-valgrind.h
 BuildRequires: make
 BuildRequires:  gcc
+%ifarch %{valgrind_arches}
 BuildRequires:	valgrind-devel
+%endif
 
 %description
 The LWP user-space threads library. The LWP threads library is used by the Coda
@@ -56,6 +58,9 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 %{_libdir}/pkgconfig/%{name}.pc
 
 %changelog
+* Tue Nov 15 2022 David Abdurachmanov <davidlt@rivosinc.com> - 2.6-26.0.riscv64
+- Properly check for valgrind arches
+
 * Thu Jul 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 2.6-26
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild