Try a different cfg-if branch

Author: Minoru

src/unix/mod.rs

@@ -293,9 +293,6 @@ pub const ATF_PERM: ::c_int = 0x04;
 pub const ATF_PUBL: ::c_int = 0x08;
 pub const ATF_USETRAILERS: ::c_int = 0x10;
 
-#[link(name = "iconv")]
-extern {}
-
 cfg_if! {
     if #[cfg(target_os = "l4re")] {
         // required libraries for L4Re are linked externally, ATM
@@ -350,12 +347,12 @@ cfg_if! {
                         target_os = "ios"))] {
         #[link(name = "c")]
         #[link(name = "m")]
-        #[link(name = "iconv")]
         extern {}
     } else if #[cfg(any(target_os = "android",
                         target_os = "openbsd"))] {
         #[link(name = "c")]
         #[link(name = "m")]
+        #[link(name = "iconv")]
         extern {}
     } else if #[cfg(target_os = "haiku")] {
         #[link(name = "root")]