Function R_ExternalPtrAddr 

pub unsafe fn R_ExternalPtrAddr(s: SEXP) -> *mut c_void

Checked wrapper for R_ExternalPtrAddr. Calls R_ExternalPtrAddr_unchecked and routes through with_r_thread. Generated from source location line 2016, column 12. Generated from source file miniextendr-api/src/ffi.rs.