Subject: [PATCH 1/3] Fix build against musl

--- a/lib/nss_parse.y
+++ b/lib/nss_parse.y
@@ -28,6 +28,10 @@
 #include "nsswitch.h"
 #include "nss_parse.tab.h"
 
+#ifndef _PATH_NSSWITCH_CONF
+#define _PATH_NSSWITCH_CONF     "/etc/nsswitch.conf"
+#endif
+
 static pthread_mutex_t parse_mutex = PTHREAD_MUTEX_INITIALIZER;
 
 static struct list_head *nss_list;
--- a/daemon/automount.c
+++ b/daemon/automount.c
@@ -40,6 +40,14 @@
 #include <sys/vfs.h>
 #include <sys/utsname.h>
 
+#ifndef __SWORD_TYPE
+# if __WORDSIZE == 32  /* System word size */
+#  define __SWORD_TYPE int
+# else /* __WORDSIZE == 64 */
+#  define __SWORD_TYPE long int
+# endif
+#endif
+
 #include "automount.h"
 #if defined(LIBXML2_WORKAROUND) || defined(TIRPC_WORKAROUND)
 #include <dlfcn.h>
--- a/include/log.h
+++ b/include/log.h
@@ -16,6 +16,7 @@
 
 #ifndef LOG_H
 #define LOG_H
+#include <sys/types.h> /* for pid_t */
 
 /* Define logging functions */
 
--- a/include/hash.h
+++ b/include/hash.h
@@ -5,6 +5,11 @@
 
 #include <sys/types.h>
 #include <stdint.h>
+#include <linux/stddef.h>
+
+#ifndef __GLIBC__
+#include <sys/reg.h>
+#endif
 
 /*
  * The "GOLDEN_RATIO_PRIME" is used in ifs/btrfs/brtfs_inode.h and