patches/no-tzdata.patch

diff --git a/Cargo.toml b/Cargo.toml
index 9f0f82f..535a845 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -88,8 +88,6 @@ __internal_bench = []
 alloc = []
 clock = [
     "winapi",
-    "iana-time-zone",
-    "android-tzdata",
     "now",
 ]
 default = [
diff --git a/patches/no-tzdata.patch b/patches/no-tzdata.patch
index 230cf9e..e69de29 100644
--- a/patches/no-tzdata.patch
+++ b/patches/no-tzdata.patch
@@ -1,13 +0,0 @@
-diff --git a/Cargo.toml b/Cargo.toml
-index 9f0f82f..535a845 100644
---- a/Cargo.toml
-+++ b/Cargo.toml
-@@ -88,8 +88,6 @@ __internal_bench = []
- alloc = []
- clock = [
-     "winapi",
--    "iana-time-zone",
--    "android-tzdata",
-     "now",
- ]
- default = [
diff --git a/src/offset/local/unix.rs b/src/offset/local/unix.rs
index ce96a6e..ce844cc 100644
--- a/src/offset/local/unix.rs
+++ b/src/offset/local/unix.rs
@@ -77,8 +77,14 @@ const TZDB_LOCATION: &str = "/usr/share/lib/zoneinfo";
 #[cfg(not(any(target_os = "android", target_os = "aix")))]
 const TZDB_LOCATION: &str = "/usr/share/zoneinfo";
 
+// Android patch to avoid iana-time-zone dependency.
+fn get_timezone() -> Result<String, std::io::Error> {
+    let tz_name = std::fs::read_to_string("/etc/timezone")?;
+    Ok(tz_name.trim_end().to_string())
+}
+
 fn fallback_timezone() -> Option<TimeZone> {
-    let tz_name = iana_time_zone::get_timezone().ok()?;
+    let tz_name = get_timezone().ok()?;
     #[cfg(not(target_os = "android"))]
     let bytes = fs::read(format!("{}/{}", TZDB_LOCATION, tz_name)).ok()?;
     #[cfg(target_os = "android")]