Add support for QNX/Neutrino

Author: gh-tr

src/symbolize/gimli.rs

@@ -41,6 +41,7 @@ cfg_if::cfg_if! {
         target_os = "openbsd",
         target_os = "solaris",
         target_os = "illumos",
+        target_os = "nto",
     ))] {
         #[path = "gimli/mmap_unix.rs"]
         mod mmap;
@@ -179,6 +180,7 @@ cfg_if::cfg_if! {
             target_os = "freebsd",
             target_os = "openbsd",
             all(target_os = "android", feature = "dl_iterate_phdr"),
+            target_os = "nto",
         ),
         not(target_env = "uclibc"),
     ))] {

src/symbolize/gimli/libs_dl_iterate_phdr.rs

@@ -34,7 +34,10 @@ fn infer_current_exe(base_addr: usize) -> OsString {
 // `info` should be a valid pointers.
 // `vec` should be a valid pointer to a `std::Vec`.
 unsafe extern "C" fn callback(
+    #[cfg(not(target_os = "nto"))]
     info: *mut libc::dl_phdr_info,
+    #[cfg(target_os = "nto")]
+    info: *const libc::dl_phdr_info,
     _size: libc::size_t,
     vec: *mut libc::c_void,
 ) -> libc::c_int {