Fix the package requiries

postgrespro-1c-15.spec

@@ -2,7 +2,7 @@
 %define libname %mklibname postgrespro 
 %define develname %mklibname postgrespro -d
 %if "%edition" == "sdm"
-Requires: libev-devel
+Requires: pkgconfig(libev)
 %endif
 %global prog_name	postgrespro
 %global short_prog_name	pgpro
@@ -138,16 +138,7 @@ Requires: libev-devel
 %endif
 %endif
 %global systemd %(if [ -d /run/systemd ] || [ -d "%{unitdir}" ]; then echo 1; else echo 0; fi)
-%if 0%{?el6}
-%global python3 python3.4
-%else
 %global python3 python3
-%endif
-%if "%{_vendor}" == "suse"
-%global liblz4_devel liblz4-devel
-%else
-%global liblz4_devel lz4-devel
-%endif
 
 Summary:  Postgres Pro %{edition_label} programs and libraries
 Name:     %{prog_name}-%{edition}-%{pgsql_major}
@@ -202,10 +193,10 @@ Source27: ent.tune
 BuildRequires:  gcc perl glibc-devel bison flex
 Requires: /sbin/ldconfig
 %if %systemd
-BuildRequires: systemd-devel
+BuildRequires: pkgconfig(libsystemd)
 %endif
 %if "%{edition}" == "sdm"
-BuildRequires: libev-devel
+BuildRequires: pkgconfig(libev)
 %endif
 
 %if %plperl
@@ -217,28 +208,20 @@ BuildRequires: perl(ExtUtils::MakeMaker)
 %endif
 %endif
 %if %{plpython}
-%if 0%{?el8} || 0%{?redos73}
-BuildRequires: python2-devel
-%else
-BuildRequires: python-devel
-%endif
-%endif
-%if 0%{?el6} || 0%{?rosa73} || 0%{?alteros}
-BuildRequires: python34-devel
-%else
-BuildRequires: python3-devel
+BuildRequires: pkgconfig(python2)
 %endif
+BuildRequires: pkgconfig(python3)
 
 %if %pltcl
 BuildRequires:tcl-devel
 %endif
-BuildRequires:	readline-devel
+BuildRequires:	pkgconfig(readline)
 BuildRequires:	zlib-devel >= 1.0.4
 %if %ssl
-BuildRequires:	openssl-devel
+BuildRequires:	pkgconfig(libssl)
 %endif
 %if %kerberos
-BuildRequires:	krb5-devel
+BuildRequires:	pkgconfig(krb5)
 BuildRequires:	pkgconfig(uuid)
 %endif
 
@@ -247,7 +230,7 @@ BuildRequires:	gettext >= 0.10.35
 %endif
 
 %if %xml
-BuildRequires:	libxml2-devel libxslt-devel
+BuildRequires:	pkgconfig(xml2) pkgconfig(libxslt)
 %endif
 
 %if %pam
@@ -255,48 +238,31 @@ BuildRequires:	pam-devel
 %endif
 
 %if %uuid
-BuildRequires:	libuuid-devel
+BuildRequires:	pkgconfig(uuid)
 %endif
 
 %if %ldap
-%if %suse
-BuildRequires:	openldap2-devel
-%else
-BuildRequires:	openldap-devel
-%endif
+BuildRequires:	ldap2.4_2-devel
 %endif
 
 %if %zstd
-BuildRequires:	libzstd-devel
+BuildRequires:	pkgconfig(libzstd)
 %endif
 
 %if %lz4
-BuildRequires:  %{liblz4_devel}
+BuildRequires:  pkgconfig(liblz4)
 %endif
 
 %if %jit
-%if %suse
-# Suse 15 only
-%if %sle_version >= 150200
-BuildRequires: clang7, llvm7-devel, gcc-c++
-%else
-BuildRequires: clang5, llvm5-devel, gcc-c++
-%endif
-%else
 # install centos-release-scl-rh to get this package on centos7
-%if 0%{?el8} || 0%{?el9}
 BuildRequires: clang, llvm-devel, gcc-c++
-%else
-BuildRequires: llvm-toolset-9.0-clang, llvm9.0-devel, gcc-c++
-%endif
-%endif
 %endif
 
 # These are required for -docs subpackage:
 
 #BuildRequires:	docbook-dtds
-BuildRequires:	libxslt
-BuildRequires:  libicu-devel
+BuildRequires:	pkgconfig(libxslt)
+BuildRequires:  pkgconfig(icu-i18n)
 
 Requires:         %{name}-libs = %{version}-%{release}
 Requires:         %{name}-server = %{version}-%{release}
@@ -371,9 +337,6 @@ Requires: %{name}-client = %{version}-%{release}
 %if "%{edition}" == "1c"
 Requires: %{name}-contrib = %{version}-%{release}
 %endif
-%if ! %systemd && ! %suse
-# Requires: /lib/lsb/init-functions
-%endif
 Provides: postgrespro-server
 
 %description server
@@ -419,7 +382,7 @@ Group:    Databases
 Requires: %{name}-client = %{version}-%{release}
 Requires: %{name}-server = %{version}-%{release}
 %if "%edition" == "sdm"
-Requires: libev
+Requires: pkgconfig(libev)
 %endif
 Provides: %{prog_name}-contrib
 
@@ -434,28 +397,28 @@ This package extends functionality of %{name}-server package.
 Summary:  Postgres Pro %{edition_label} development header files and libraries
 Group:    Development/Libraries
 Requires: %{name}-libs = %{version}-%{release}
-Requires: zlib-devel, readline-devel, libicu-devel
+Requires: zlib-devel, pkgconfig(readline), pkgconfig(icu-i18n)
 %if %xml
-Requires: libxslt-devel, libxml2-devel,
+Requires: pkgconfig(libxslt), pkgconfig(xml2),
 %endif
 %if %ssl
-Requires: openssl-devel
+Requires: pkgconfig(libssl)
 %endif
 %if %kerberos
-Requires: krb5-devel
+Requires: pkgconfig(krb5)
 %endif
 %if %pam
 Requires:	pam-devel
 %endif
-Requires: readline-devel
+Requires: pkgconfig(readline)
 %if %lz4
-Requires:  %{liblz4_devel}
+Requires:  pkgconfig(liblz4)
 %endif
 %if %zstd
-Requires: libzstd-devel
+Requires: pkgconfig(libzstd)
 %endif
 %if "%edition" == "sdm"
-Requires: libev-devel
+Requires: pkgconfig(libev)
 %endif
 Provides: %{prog_name}-devel