diff --git a/lib/libmagic/Makefile b/lib/libmagic/Makefile
index 59573060afb1..fbf71efac83b 100644
--- a/lib/libmagic/Makefile
+++ b/lib/libmagic/Makefile
@@ -39,8 +39,9 @@ magic.mgc: mkmagic magic
 
 CLEANFILES+=	mkmagic
 build-tools: mkmagic
-mkmagic: apprentice.c funcs.c magic.c print.c
-	${CC} ${CFLAGS} -DCOMPILE_ONLY ${LDFLAGS} -o ${.TARGET} ${.ALLSRC}
+mkmagic: apprentice.c funcs.c getline.c magic.c print.c
+	${CC} ${CFLAGS} -DCOMPILE_ONLY -DHOSTPROG ${LDFLAGS} \
+	    -o ${.TARGET} ${.ALLSRC}
 
 FILEVER!= awk '$$1 == "\#define" && $$2 == "VERSION" { print $$3; exit }' \
 			${.CURDIR}/config.h
diff --git a/lib/libmagic/config.h b/lib/libmagic/config.h
index c7e38ec761a1..c17883f76151 100644
--- a/lib/libmagic/config.h
+++ b/lib/libmagic/config.h
@@ -39,7 +39,9 @@
 #define HAVE_FSEEKO 1
 
 /* Define to 1 if you have the `getline' function. */
+#ifndef HOSTPROG
 #define HAVE_GETLINE 1
+#endif
 
 /* Define to 1 if you have the <getopt.h> header file. */
 #define HAVE_GETOPT_H 1