rpm: Added support for RHEL 9.

rpm/SPECS/Makefile.module-perl

diff --git a/rpm/SPECS/Makefile.module-perl b/rpm/SPECS/Makefile.module-perl
index 826fbfc..89bc9df 100644
--- a/rpm/SPECS/Makefile.module-perl
+++ b/rpm/SPECS/Makefile.module-perl
@@ -15,6 +15,9 @@
 BuildRequires: perl-ExtUtils-Embed
 %endif
 Requires: perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $$version))
+%if 0%{?rhel} == 9
+BuildRequires: perl-macros
+%endif
 endef
 export MODULE_DEFINITIONS_perl
 

rpm/SPECS/nginx-module.spec.in

diff --git a/rpm/SPECS/nginx-module.spec.in b/rpm/SPECS/nginx-module.spec.in
index cfe2928..ea5a7e3 100644
--- a/rpm/SPECS/nginx-module.spec.in
+++ b/rpm/SPECS/nginx-module.spec.in
@@ -34,6 +34,12 @@
 %define _debugsource_template %{nil}
 %endif
 
+%if 0%{?rhel} == 9
+%define epoch 1
+Epoch: %{epoch}
+%define _debugsource_template %{nil}
+%endif
+
 %if 0%{?fedora}
 %define _debugsource_template %{nil}
 %global _hardened_build 1

rpm/SPECS/nginx.spec.in

diff --git a/rpm/SPECS/nginx.spec.in b/rpm/SPECS/nginx.spec.in
index 266cdca..b8f025b 100644
--- a/rpm/SPECS/nginx.spec.in
+++ b/rpm/SPECS/nginx.spec.in
@@ -38,6 +38,14 @@
 %define _debugsource_template %{nil}
 %endif
 
+%if 0%{?rhel} == 9
+%define epoch 1
+Epoch: %{epoch}
+Requires(pre): shadow-utils
+BuildRequires: openssl-devel
+%define _debugsource_template %{nil}
+%endif
+
 %if 0%{?suse_version} >= 1315
 %define _group Productivity/Networking/Web/Servers
 %define nginx_loggroup trusted