diff --git a/curl-7.19.4-debug.patch b/curl-7.19.4-debug.patch
new file mode 100644
index 0000000..d67f2ea
--- /dev/null
+++ b/curl-7.19.4-debug.patch
@@ -0,0 +1,15 @@
+diff -ruNp curl-7.19.4.orig/configure.ac curl-7.19.4/configure.ac
+--- curl-7.19.4.orig/configure.ac	2009-02-13 15:25:15.000000000 +0100
++++ curl-7.19.4/configure.ac	2009-04-22 11:56:32.171305420 +0200
+@@ -241,7 +241,10 @@ dnl ************************************
+ 
+ CURL_CHECK_COMPILER
+ CURL_SET_COMPILER_BASIC_OPTS
+-CURL_SET_COMPILER_DEBUG_OPTS
++
++dnl do not perturb CFLAGS given by the build system
++dnl CURL_SET_COMPILER_DEBUG_OPTS
++
+ CURL_SET_COMPILER_OPTIMIZE_OPTS
+ CURL_SET_COMPILER_WARNING_OPTS
+ 
diff --git a/curl.spec b/curl.spec
index 527b55d..4c38396 100644
--- a/curl.spec
+++ b/curl.spec
@@ -1,16 +1,18 @@
 Summary: A utility for getting files from remote servers (FTP, HTTP, and others)
 Name: curl
 Version: 7.19.4
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: MIT
 Group: Applications/Internet
 Source: http://curl.haxx.se/download/%{name}-%{version}.tar.bz2
 Patch1: curl-7.15.3-multilib.patch
 Patch2: curl-7.16.0-privlibs.patch
 Patch3: curl-7.17.1-badsocket.patch
+Patch4: curl-7.19.4-debug.patch
 Provides: webclient
 URL: http://curl.haxx.se/
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+BuildRequires: autoconf
 BuildRequires: pkgconfig, libidn-devel, zlib-devel, libssh2-devel
 BuildRequires: nss-devel >= 3.11.7-7, openldap-devel, krb5-devel
 
@@ -49,6 +51,7 @@ use cURL's capabilities internally.
 %patch1 -p1 -b .multilib
 %patch2 -p1 -b .privlibs
 %patch3 -p1 -b .badsocket
+%patch4 -p1 -b .debug
 
 # Convert docs to UTF-8
 for f in CHANGES README; do
@@ -57,6 +60,7 @@ for f in CHANGES README; do
 done
 
 %build
+autoconf
 export CPPFLAGS="$(pkg-config --cflags nss) -DHAVE_PK11_CREATEGENERICOBJECT"
 %configure --without-ssl --with-nss=%{_prefix} --enable-ipv6 \
 	--with-ca-bundle=%{_sysconfdir}/pki/tls/certs/ca-bundle.crt \
@@ -140,6 +144,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_datadir}/aclocal/libcurl.m4
 
 %changelog
+* Mon Apr 27 2009 Kamil Dudka <kdudka@redhat.com> 7.19.4-4
+- fix configure.ac to not discard -g in CFLAGS, thanks to Debarshi Ray (#496778)
+
 * Mon Mar 16 2009 Kamil Dudka <kdudka@redhat.com> 7.19.4-3
 - make libcurl-devel multilib-ready (bug #488922)