nushell: update from 0.18.1 to 0.20.0, disable x86_64 because of linking issues,

and unset CFLAGS for all crates, as it was getting applied to host builds

packages/nushell/Cargo.toml.patch

@@ -1,15 +1,7 @@
 diff -u -r ../nushell-0.18.1/Cargo.toml ./Cargo.toml
 --- ../nushell-0.18.1/Cargo.toml	2020-08-12 03:59:28.000000000 +0000
 +++ ./Cargo.toml	2020-08-13 08:02:58.145134000 +0000
-@@ -53,7 +53,6 @@
- log = "0.4.8"
- pretty_env_logger = "0.4.0"
- quick-xml = "0.18.1"
--starship = "0.43.0"
- 
- [dev-dependencies]
- nu-test-support = {version = "0.18.1", path = "./crates/nu-test-support"}
-@@ -64,8 +63,6 @@
+@@ -64,8 +64,6 @@ toml = "0.5.6"
  
  [features]
  default = [
@@ -18,3 +10,11 @@ diff -u -r ../nushell-0.18.1/Cargo.toml ./Cargo.toml
    "textview",
    "inc",
    "git-support",
+@@ -79,7 +77,6 @@ default = [
+   "match",
+   "post",
+   "fetch",
+-  "rich-benchmark",
+ ]
+ extra = ["default", "binaryview", "tree", "clipboard-cli", "trash-support", "start", "bson", "sqlite", "s3"]
+ stable = ["default"]

packages/nushell/build.sh

@@ -1,8 +1,9 @@
 TERMUX_PKG_HOMEPAGE=https://www.nushell.sh
 TERMUX_PKG_DESCRIPTION="A new type of shell operating on structured data"
 TERMUX_PKG_LICENSE="MIT"
-TERMUX_PKG_VERSION=0.18.1
+TERMUX_PKG_VERSION=0.20.0
 TERMUX_PKG_SRCURL=https://github.com/nushell/nushell/archive/$TERMUX_PKG_VERSION.tar.gz
-TERMUX_PKG_SHA256=68761a9145630199df16ccb39225acd58c19c8773aaa79ab5eb1674ff694ca79
-TERMUX_PKG_DEPENDS="zlib"
+TERMUX_PKG_SHA256=ccecbfd49d03ca45f347fe55b789b8732003ceab49a14af110390e723f2fd274
+TERMUX_PKG_DEPENDS="openssl, zlib"
 TERMUX_PKG_BUILD_IN_SRC=true
+TERMUX_PKG_BLACKLISTED_ARCHES="x86_64"

scripts/build/setup/termux_setup_rust.sh

@@ -28,6 +28,9 @@ termux_setup_rust() {
 	ENV_NAME=${ENV_NAME//-/_}
 	export $ENV_NAME=$CC
 	export TARGET_CFLAGS="$CFLAGS $CPPFLAGS"
+	# This was getting applied for the host build of Rust macros or whatever, so
+	# unset it.
+	unset CFLAGS
 
 	curl https://sh.rustup.rs -sSf > $TERMUX_PKG_TMPDIR/rustup.sh