Index: Makefile
===================================================================
--- Makefile	(revision 435832)
+++ Makefile	(working copy)
@@ -27,7 +27,8 @@
 		libvorbis.so:audio/libvorbis \
 		libxslt.so:textproc/libxslt
 
-OPTIONS_DEFINE=	DOCS
+OPTIONS_DEFINE=	DOCS MTYPES
+MTYPES_DESC=	Install mime.types via mime-support dependency
 
 CONFIGURE_ENV=	OGG_PREFIX=${LOCALBASE}
 GNU_CONFIGURE=	yes
@@ -46,6 +47,13 @@
 CPE_VENDOR=	xiph
 CPE_PRODUCT=	icecast
 
+.include <bsd.port.options.mk>
+.if ${PORT_OPTIONS:MMTYPES}
+MTYPES?=	${LOCALBASE}/etc/mime.types
+CFLAGS+=	-DMIMETYPESFILE_OVERRIDE=${MTYPES}
+RUN_DEPENDS+=	${MTYPES}:misc/mime-support
+.endif
+
 post-install:
 	${INSTALL_DATA} ${DISTDIR}/${DIST_SUBDIR}/favicon.ico ${STAGEDIR}${DATADIR}/web/
 
Index: files/patch-cfgfile.c
===================================================================
--- files/patch-cfgfile.c	(nonexistent)
+++ files/patch-cfgfile.c	(working copy)
@@ -0,0 +1,17 @@
+--- src/cfgfile.c.orig	2015-12-27 23:46:32.000000000 +0700
++++ src/cfgfile.c	2017-03-13 17:34:08.836904000 +0700
+@@ -66,8 +66,14 @@
+ #define CONFIG_DEFAULT_LOG_DIR "/usr/local/icecast/logs"
+ #define CONFIG_DEFAULT_WEBROOT_DIR "/usr/local/icecast/webroot"
+ #define CONFIG_DEFAULT_ADMINROOT_DIR "/usr/local/icecast/admin"
++#ifndef MIMETYPESFILE_OVERRIDE
+ #define MIMETYPESFILE "/etc/mime.types"
+ #else
++#define _QQ(a) #a
++#define _Q(a) _QQ(a)
++#define MIMETYPESFILE _Q(MIMETYPESFILE_OVERRIDE)
++#endif
++#else
+ #define CONFIG_DEFAULT_BASE_DIR ".\\"
+ #define CONFIG_DEFAULT_LOG_DIR ".\\logs"
+ #define CONFIG_DEFAULT_WEBROOT_DIR ".\\webroot"