build: Let's go back to nix trying to use its own OpenSSL.

GNUmakefile

@@ -35,6 +35,7 @@ BUNDLETOOL = out/bundletool.jar
 
 HAVE_WIN := 0
 HAVE_CROSS_AARCH64 := 0
+USE_SYSTEM_SSL := 0
 
 export SOURCE_DATE_EPOCH=1
 export TZ=UTC
@@ -1144,7 +1145,7 @@ ifeq ($(UNAME_S),Linux)
 LOCAL_DEPS := deps/openssl/$(UNAME_S)/$(UNAME_M)/usr/local/lib/libssl.a
 $(LOCAL_DEPS):
 	+@/usr/bin/env bash tools/ssl-local
-$(filter $(BUILD_DIR)/debug/%,$(APP_OBJS)) $(filter $(BUILD_DIR)/release/%,$(APP_OBJS)): | $(LOCAL_DEPS)
+$(filter $(BUILD_DIR)/debug/%,$(APP_OBJS)) $(filter $(BUILD_DIR)/release/%,$(APP_OBJS)): $(if $(USE_SYSTEM_SSL), , | $(LOCAL_DEPS))
 
 ifeq ($(HAVE_CROSS_AARCH64),1)
 LOCAL_DEPS := deps/openssl/$(UNAME_S)/aarch64/usr/local/lib/libssl.a

default.nix

@@ -33,19 +33,20 @@ pkgs.stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = with pkgs; [
-    bash
     glibc
     gnumake
+    openssl
     which
   ];
 
   buildInputs = with pkgs; [
     glibc
+    openssl
     which
   ];
 
   buildPhase = ''
-    make -j $NIX_BUILD_CORES release
+    make -j $NIX_BUILD_CORES release USE_SYSTEM_SSL=1
   '';
 
   installPhase = ''