#include <errno.h> /* for ERANGE */
#include <glib.h> /* for g* types, etc. */
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
#ifdef HAVE_STDINT_H
#include <stdint.h> /* for SIZE_MAX */
#endif
+#ifdef ANDROID_UNIFIED_HEADERS
+#ifdef HAVE_STDIO_H
+#include <stdio.h>
+#endif
+
+#undef st_atime_nsec
+#undef st_mtime_nsec
+#undef st_ctime_nsec
+
+#ifndef L_cuserid
+#define L_cuserid 9 /* size for cuserid(); UT_NAMESIZE + 1 */
+#endif
+
+/* NDK unified headers will define fpos_t to be 64-bit if large files support is
+ * enabled (which is the case with Mono) so we need to make sure the offsets here
+ * are actually 32-bit for Android APIs before API24 which did NOT have the 64-bit
+ * versions.
+ */
+#if !defined(fgetpos) && __ANDROID_API__ < 24
+int fgetpos(FILE*, fpos_t*);
+#endif
+
+#if !defined(fsetpos) && __ANDROID_API__ < 24
+int fsetpos(FILE*, const fpos_t*);
+#endif
+
+#ifdef HAVE_PWD_H
+#include <pwd.h>
+#endif
+/* Unified headers define 'pw_gecos' to be an alias for 'pw_passwd` on 32-bit Android which
+ * results in two fields named 'pw_passwd' in map.h's 'struct passwd'
+ */
+#if !defined(__LP64__) && defined(pw_gecos)
+#undef pw_gecos
+#undef HAVE_STRUCT_PASSWD_PW_GECOS
+#endif
+
+#endif
+
#if __APPLE__ || __BSD__ || __FreeBSD__ || __OpenBSD__
#define MPH_ON_BSD
#endif
# endif
#endif /* !defined(EOVERFLOW) */
-#if !defined (HOST_WIN32)
-
/*
- * Solaris doesn't define these BSD values, and if they're not present then
- * map.c:Mono_Posix_FromSeekFlags() breaks badly; see:
+ * Solaris/Windows don't define these BSD values, and if they're not present
+ * then map.c:Mono_Posix_FromSeekFlags() breaks badly; see:
* http://bugzilla.gnome.org/show_bug.cgi?id=370081
*/
#define L_XTND SEEK_END
#endif /* ndef L_XTND */
+#if !defined (HOST_WIN32)
+
/*
* OS X doesn't define MAP_ANONYMOUS, but it does define MAP_ANON.
* Alias them to fix: https://bugzilla.xamarin.com/show_bug.cgi?id=3419
*/
-#ifdef PLATFORM_MACOSX
+#ifdef HOST_DARWIN
#ifndef MAP_ANONYMOUS
#define MAP_ANONYMOUS MAP_ANON
#endif /* ndef MAP_ANONYMOUS */
-#endif /* ndef PLATFORM_MACOSX */
+#endif /* ndef HOST_DARWIN */
/*
* XATTR_AUTO is a synonym for 0 within XattrFlags, but most systems don't