Merge branch 'fix-path' into 'master'

Change PATH separator to double colon

See merge request redox-os/relibc!719

src/header/unistd/mod.rs

@@ -356,12 +356,8 @@ pub unsafe extern "C" fn fexecve(
         .or_minus_one_errno()
 }
 
-#[cfg(target_os = "linux")]
 const PATH_SEPARATOR: u8 = b':';
 
-#[cfg(target_os = "redox")]
-const PATH_SEPARATOR: u8 = b';';
-
 /// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/exec.html>.
 #[no_mangle]
 pub unsafe extern "C" fn execvp(file: *const c_char, argv: *const *mut c_char) -> c_int {

src/ld_so/mod.rs

@@ -18,10 +18,6 @@ use crate::{
     start::Stack,
 };
 
-#[cfg(target_os = "redox")]
-pub const PATH_SEP: char = ';';
-
-#[cfg(target_os = "linux")]
 pub const PATH_SEP: char = ':';
 
 mod access;