Add the compiling instruction for curl.7.19.6 rpm package

AIX/curl.7.19.6/Build-notes

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+Build Notes
+
+
+1. Download curl-7.19.6.tar.bz2 from http://curl.haxx.se/download.html
+2. Copy curl-7.19.6.tar.bz2 into /opt/freeware/src/packages/SOURCES/ directory
+3. Copy curl.7.19.6.spec to /opt/freeware/src/packages/SPECS/
+4. cd to /opt/freeware/src/packages/SPECS
+5. Run "rpm -bb curl.7.19.6.spec", which creates:
+  /opt/freeware/src/packages/RPMS/ppc/curl-7.19.6-1ssl.aix5.3.ppc.rpm and /opt/freeware/src/packages/RPMS/ppc/curl-devel-7.19.6-1ssl.aix5.3.ppc.rpm
+
+

AIX/curl.7.19.6/curl.7.19.6.spec

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+# Use --define 'nossl 1' on the command line to disable SSL detection
+%{!?nossl:%define SSL 1}
+%{?nossl:%define SSL 0}
+
+%define name curl
+%define version 7.19.6
+%define release 1%{!?nossl:ssl}
+
+%define curlroot %{_builddir}/%{name}-%{version}
+
+Summary: get a file from a FTP or HTTP server.
+Name: %{name}
+Version: %{version}
+Release: %{release}
+License: MIT/X derivate
+Vendor: Daniel Stenberg <Daniel.Stenberg@haxx.se>
+Group: Applications/Internet
+Source: %{name}-%{version}.tar.bz2
+URL: http://curl.haxx.se/
+Provides: curl
+BuildRoot: %{_tmppath}/%{name}-%{version}-root
+Prefix: %{_prefix}
+
+%description
+curl is a client to get documents/files from servers, using any of the
+supported protocols.  The command is designed to work without user
+interaction or any kind of interactivity.
+
+curl offers many useful tricks like proxy support, user authentication,
+ftp upload, HTTP post, file transfer resume and more.
+
+%if %{SSL} == 1
+Note: this version is compiled with SSL support.
+%else
+Note: this version is compiled without SSL support.
+%endif
+
+%package	devel
+Summary:	Development files for the curl libary
+Group:		Development/Libraries
+%if %{SSL} == 1 
+Requires: openssl >= 0.9.5 
+%endif 
+Requires:	curl = %{version}
+Provides:	curl-devel
+
+%description devel
+libcurl is the core engine of curl; this packages contains all the 
+libs, headers, and manual pages to develop applications using libcurl.
+
+%define DEFCC xlc
+
+%prep
+rm -rf %{curlroot}
+%setup -q
+
+%build
+
+# Use the default compiler for this platform - gcc otherwise
+if [[ -z "$CC" ]]
+then
+    if test "X`type %{DEFCC} 2>/dev/null`" != 'X'; then
+       export CC=%{DEFCC}
+    else 
+       export CC=gcc
+    fi
+fi
+
+cd %{curlroot} && (if [ -f configure.in ]; then mv -f configure.in configure.in.
+rpm; fi)
+
+./configure --prefix=%{prefix} \
+%if %{SSL} == 1
+        --with-ssl
+%else
+        --without-ssl
+%endif
+
+make
+
+%install
+[ "%{buildroot}" != "/" ] && rm -rf %{buildroot}
+make DESTDIR=%{buildroot} install-strip
+
+( cd $RPM_BUILD_ROOT   # same as %{buildroot}
+
+ for dir in bin include
+ do
+    mkdir -p usr/$dir
+    cd usr/$dir
+    ln -sf ../..%{prefix}/$dir/* .
+    cd -
+ done
+
+ mkdir -p usr/lib
+ cd usr/lib
+ ln -sf ../..%{prefix}/lib/* .
+ cd -
+)
+
+%clean
+[ "%{buildroot}" != "/" ] && rm -rf %{buildroot}
+
+%files
+%defattr(-,root,root)
+%attr(0755,root,root) %{_bindir}/curl
+%attr(0644,root,root) %{_datadir}/man/man1/curl.1*
+%{_libdir}/libcurl.a
+#%if %{SSL} == 1
+#%{_datadir}/curl/curl-ca-bundle.crt
+#%endif
+%doc CHANGES COPYING README RELEASE-NOTES 
+%doc docs/BUGS docs/CONTRIBUTE docs/FAQ docs/FEATURES docs/HISTORY
+%doc docs/INSTALL docs/KNOWN_BUGS 
+%doc docs/MANUAL docs/RESOURCES docs/THANKS docs/VERSIONS docs/TODO
+%doc docs/TheArtOfHttpScripting
+%if %{SSL} == 1
+%doc docs/SSLCERTS
+%endif
+/usr/bin/curl
+/usr/lib/libcurl.a
+
+%files devel
+%defattr(-,root,root)
+%attr(0755,root,root) %{_bindir}/curl-config
+%attr(0644,root,root) %{_datadir}/man/man1/curl-config.1*
+%attr(0644,root,root) %{_datadir}/man/man3/*
+%attr(0644,root,root) %{_includedir}/curl/*
+%{_libdir}/libcurl.la
+%doc docs/BINDINGS docs/INTERNALS docs/LICENSE-MIXING
+/usr/bin/curl-config
+/usr/include/curl