diff --git a/sys-block/cec/cec-14.ebuild b/sys-block/cec/cec-14.ebuild
index 1b70ba738da65..367dcfda642f9 100644
--- a/sys-block/cec/cec-14.ebuild
+++ b/sys-block/cec/cec-14.ebuild
@@ -1,7 +1,7 @@
-# Copyright 1999-2014 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=5
+EAPI=7
 
 inherit toolchain-funcs
 
@@ -12,7 +12,8 @@ SRC_URI="mirror://sourceforge/aoetools/${P}.tgz"
 LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
-IUSE=""
+
+PATCHES=( "${FILESDIR}"/${P}-fno-common.patch )
 
 src_compile() {
 	emake CC="$(tc-getCC)" CFLAGS="${CFLAGS}"
diff --git a/sys-block/cec/files/cec-14-fno-common.patch b/sys-block/cec/files/cec-14-fno-common.patch
new file mode 100644
index 0000000000000..e7e3ce022675c
--- /dev/null
+++ b/sys-block/cec/files/cec-14-fno-common.patch
@@ -0,0 +1,57 @@
+--- a/cec.c
++++ b/cec.c
+@@ -20,6 +20,9 @@
+ typedef struct Shelf Shelf;
+ typedef struct Pkt Pkt;
+ 
++int debug;
++char *progname;
++
+ struct Pkt {
+ 	uchar		dst[6];
+ 	uchar		src[6];
+@@ -76,7 +79,7 @@ extern int errno;
+ Shelf	tab[Ntab];
+ int	ntab;
+ uchar	contag;
+-extern 	int fd;		/* set in netopen */
++int fd;		/* set in netopen */
+ int	shelf;
+ Shelf	*connp;
+ char 	esc = '';
+--- a/cec.h
++++ b/cec.h
+@@ -6,8 +6,8 @@ typedef unsigned char uchar;
+ typedef unsigned int uint;
+ #endif
+ 
+-int debug;
+-char *progname;
++extern int debug;
++extern char *progname;
+ extern char hbacecfile[];
+ 
+ int netopen(char *name);
+--- a/hba.c
++++ b/hba.c
+@@ -9,7 +9,7 @@
+ 
+ #include "cec.h"
+ 
+-int fd;
++extern int fd;
+ static char hba_bytes[1<<14];
+ static int hba_len;
+ 
+--- a/linux.c
++++ b/linux.c
+@@ -25,7 +25,8 @@
+ 
+ #include "cec.h"
+ 
+-int fd;
++extern int fd;
++extern int debug;
+ char net_bytes[1<<14];
+ int net_len;
+ char srcaddr[6];