diff --git a/lftp-4.9.2-cdefs.patch b/lftp-4.9.2-cdefs.patch
new file mode 100644
index 0000000..c4a9ed6
--- /dev/null
+++ b/lftp-4.9.2-cdefs.patch
@@ -0,0 +1,13 @@
+diff --git a/lib/libc-config.h.old b/lib/libc-config.h
+index 1300c3a..7537bab 100644
+--- a/lib/libc-config.h.old
++++ b/lib/libc-config.h
+@@ -156,7 +156,7 @@
+ #undef __warndecl
+ 
+ /* Include our copy of glibc <sys/cdefs.h>.  */
+-#include <cdefs.h>
++#include <sys/cdefs.h>
+ 
+ /* <cdefs.h> __inline is too pessimistic for non-GCC.  */
+ #undef __inline
diff --git a/lftp.spec b/lftp.spec
index a6bc533..28854d0 100644
--- a/lftp.spec
+++ b/lftp.spec
@@ -1,7 +1,7 @@
 Summary:	A sophisticated file transfer program
 Name:		lftp
 Version:	4.9.2
-Release:	4%{?dist}
+Release:	5%{?dist}
 License:	GPLv3+
 Source0:	http://lftp.yar.ru/ftp/%{name}-%{version}.tar.xz
 URL:		http://lftp.yar.ru/
@@ -11,6 +11,7 @@ BuildRequires: desktop-file-utils
 BuildRequires: make
 
 Patch1:  lftp-4.0.9-date_fmt.patch
+Patch2:  lftp-4.9.2-cdefs.patch
 
 %description
 LFTP is a sophisticated ftp/http file transfer program. Like bash, it has job
@@ -30,6 +31,9 @@ Utility scripts for use with lftp.
 %setup -q
 
 %patch1 -p1 -b .date_fmt
+%ifarch ppc64le
+%patch2 -p1 -b .cdefs
+%endif
 
 #sed -i.rpath -e '/lftp_cv_openssl/s|-R.*lib||' configure
 sed -i.norpath -e \
@@ -92,6 +96,9 @@ desktop-file-install	\
 
 
 %changelog
+* Mon Feb 07 2022 Michal Ruprich <mruprich@redhat.com> - 4.9.2-5
+- Fix for FTBFS(rhbz#2045780)
+
 * Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 4.9.2-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild