Stop using import libs in zluda_inject

zluda_inject/build.rs

@@ -43,7 +43,6 @@ fn main() -> Result<(), VarError> {
             rustc_cmd.arg(r"-lucrt");
         }
         rustc_cmd
-            .arg("-ldylib=nvcuda")
             .arg("-C")
             .arg(format!("opt-level={}", opt_level))
             .arg("-L")

zluda_inject/tests/helpers/direct_cuinit.rs

@@ -1,5 +1,6 @@
 #![crate_type = "bin"]
 
+#[link(name = "nvcuda", kind = "raw-dylib")]
 extern "system" {
     fn cuInit(flags: u32) -> u32;
 }

zluda_inject/tests/helpers/do_cuinit.rs

@@ -1,5 +1,6 @@
 #![crate_type = "cdylib"]
 
+#[link(name = "nvcuda", kind = "raw-dylib")]
 extern "system" {
     fn cuInit(flags: u32) -> u32;
 }