All *-devel Requires should have _isa bits

mathgl.spec

@@ -19,7 +19,7 @@
 
 Name:          mathgl
 Version:       2.3.3
-Release:       8%{?dist}
+Release:       9%{?dist}
 Summary:       Cross-platform library for making high-quality scientific graphics
 Summary(de):   Plattformübergreifende Bibliothek für hochwertige wissenschaftliche Graphiken
 Summary(ru):   Библиотека для осуществления высококачественной визуализации данных
@@ -94,8 +94,8 @@ Summary:       Libraries and header files for %{name} library
 Summary(ru):   Библиотеки и файлы заголовков для %{name}
 Group:         Development/Libraries
 Requires:      %{name}%{?_isa} = %{version}-%{release}
-Requires:      gsl-devel
-Requires:      zlib-devel
+Requires:      gsl-devel%{?_isa}
+Requires:      zlib-devel%{?_isa}
 
 %description devel
 The %{name}-devel package contains libraries and header files for
@@ -209,8 +209,8 @@ Requires:      %{name}-common = %{version}-%{release}
 Summary:       Devel files for OpenMPI version of %{name} library
 Group:         Applications/Engineering
 Requires:      %{name}-openmpi%{_isa} = %{version}-%{release}
-Requires:      gsl-devel
-Requires:      zlib-devel
+Requires:      gsl-devel%{?_isa}
+Requires:      zlib-devel%{?_isa}
 
 %description openmpi-devel
 %{summary}.
@@ -235,8 +235,8 @@ Group:         Applications/Engineering
 Requires:      %{name}-mpich%{_isa} = %{version}-%{release}
 Provides:      %{name}-mpich2-devel = %{version}-%{release}
 Obsoletes:     %{name}-mpich2-devel < 2.1.2-9
-Requires:      gsl-devel
-Requires:      zlib-devel
+Requires:      gsl-devel%{?_isa}
+Requires:      zlib-devel%{?_isa}
 
 %description mpich-devel
 %{summary}.
@@ -595,6 +595,9 @@ fi
 %endif
 
 %changelog
+* Mon Jan 25 2016 Dmitrij S. Kryzhevich <kryzhev@ispms.ru> - 2.3.3-9
+- All *-devel Requires should have _isa bits.
+
 * Thu Jan 21 2016 Orion Poplawski <orion@cora.nwra.com> - 2.3.3-8
 - Rebuild for hdf5 1.8.16