diff --git a/sysutils/cdrkit/Makefile b/sysutils/cdrkit/Makefile
index 74ed7ac859bb..55165be1855e 100644
--- a/sysutils/cdrkit/Makefile
+++ b/sysutils/cdrkit/Makefile
@@ -1,35 +1,35 @@
 PORTNAME=	cdrkit
 PORTVERSION=	1.1.11
 PORTREVISION=	3
 CATEGORIES=	sysutils
 MASTER_SITES=	http://ponce.cc/slackware/sources/repo/ \
 		http://vault.101011010.xyz/distfiles/ \
 		http://freebsd.nsu.ru/distfiles/
 
 MAINTAINER=	jharris@widomaker.com
 COMMENT?=	Command-line CD/DVD writing suite
 WWW=		http://www.cdrkit.org/
 
 LICENSE=	GPLv2+
 
 RUN_DEPENDS?=	${PORTNAME}-genisoimage>0:sysutils/genisoimage
 
-USES=		cmake iconv perl5 sbrk shebangfix
+USES=		cmake iconv perl5 shebangfix
 USE_PERL5=	run
 SHEBANG_FILES=	3rd-party/dirsplit/dirsplit
 # Fix build with clang11
 CFLAGS+=	-fcommon
 
 CMAKE_ARGS=	-DMANSUBDIR:PATH=share/man
 
 CONFLICTS?=	cdrtools
 
 PLIST_SUB?=	CDRKIT="" GENISOIMAGE="@comment "
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|fexecve|librols_fexecve|g' \
 	    ${WRKSRC}/librols/fexec.c \
 	    ${WRKSRC}/include/schily.h
 	@${REINPLACE_CMD} -e 's|getdelim|wodim_getdelim|g' ${WRKSRC}/wodim/cue.c
 
 .include <bsd.port.mk>
diff --git a/sysutils/cdrkit/files/patch-include_xconfig.h.in b/sysutils/cdrkit/files/patch-include_xconfig.h.in
new file mode 100644
index 000000000000..2035480140f6
--- /dev/null
+++ b/sysutils/cdrkit/files/patch-include_xconfig.h.in
@@ -0,0 +1,10 @@
+--- include/xconfig.h.in.orig
++++ include/xconfig.h.in
+@@ -147,7 +147,6 @@
+ #define HAVE_POLL 1		/* poll() is present in libc */
+ #define HAVE_SELECT 1		/* select() is present in libc */
+ #define HAVE_LCHOWN 1		/* lchown() is present in libc */
+-#define HAVE_SBRK 1		/* sbrk() is present in libc */
+ #define HAVE_VA_COPY 1		/* va_copy() is present in varargs.h/stdarg.h */
+ #define HAVE_DUP2 1		/* dup2() is present in libc */
+ #define HAVE_GETCWD 1		/* POSIX getcwd() is present in libc */