--- blosc2-sys-0.3.1+2.15.1/Cargo.toml	1970-01-01T00:00:01+00:00
+++ blosc2-sys-0.3.1+2.15.1/Cargo.toml	2024-09-18T13:59:39.863103+00:00
@@ -41,7 +41,6 @@
 
 [build-dependencies.bindgen]
 version = "^0.69"
-optional = true
 
 [build-dependencies.cmake]
 version = "^0.1"
@@ -51,7 +50,6 @@
 
 [build-dependencies.pkg-config]
 version = "^0.3"
-optional = true
 
 [features]
 deactivate-zlib = []
@@ -61,8 +59,12 @@
 prefer-external-lz4 = []
 prefer-external-zlib = []
 prefer-external-zstd = []
-regenerate-bindings = ["bindgen"]
+regenerate-bindings = []
+# Since we made bindgen non-optional, we dropped the corresponding
+# implicit-feature-for-optional-dependency. Reintroduce it as an empty,
+# do-nothing feature, just for parity and in case anything asks for it.
+bindgen = []
 shared = []
 static = []
-use-system-blosc2 = ["dep:pkg-config"]
+use-system-blosc2 = []