diff --git a/Cargo.toml b/Cargo.toml
index 82ecfe0cf6c05..a881faef45390 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "libc"
-version = "0.2.57"
+version = "0.2.58"
 authors = ["The Rust Project Developers"]
 license = "MIT OR Apache-2.0"
 readme = "README.md"
diff --git a/src/unix/notbsd/linux/mips/mod.rs b/src/unix/notbsd/linux/mips/mod.rs
index 46c49ff5fdc20..8416daf34f64b 100644
--- a/src/unix/notbsd/linux/mips/mod.rs
+++ b/src/unix/notbsd/linux/mips/mod.rs
@@ -197,12 +197,12 @@ pub const O_NOFOLLOW: ::c_int = 0x20000;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
 
-pub const RLIMIT_NOFILE: ::c_int = 5;
-pub const RLIMIT_AS: ::c_int = 6;
-pub const RLIMIT_RSS: ::c_int = 7;
-pub const RLIMIT_NPROC: ::c_int = 8;
-pub const RLIMIT_MEMLOCK: ::c_int = 9;
-pub const RLIMIT_NLIMITS: ::c_int = 16;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 5;
+pub const RLIMIT_AS: ::__rlimit_resource_t = 6;
+pub const RLIMIT_RSS: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 8;
+pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 9;
+pub const RLIMIT_NLIMITS: ::__rlimit_resource_t = 16;
 
 pub const O_APPEND: ::c_int = 8;
 pub const O_CREAT: ::c_int = 256;
diff --git a/src/unix/notbsd/linux/other/b32/mod.rs b/src/unix/notbsd/linux/other/b32/mod.rs
index 32e510e3735b2..08c0ed2362a16 100644
--- a/src/unix/notbsd/linux/other/b32/mod.rs
+++ b/src/unix/notbsd/linux/other/b32/mod.rs
@@ -91,8 +91,8 @@ s! {
 pub const TIOCGSOFTCAR: ::c_ulong = 0x5419;
 pub const TIOCSSOFTCAR: ::c_ulong = 0x541A;
 
-pub const RLIMIT_NOFILE: ::c_int = 7;
-pub const RLIMIT_NPROC: ::c_int = 6;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
 
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;
diff --git a/src/unix/notbsd/linux/other/b64/aarch64.rs b/src/unix/notbsd/linux/other/b64/aarch64.rs
index 090f8935e5b81..9699a7d48a55a 100644
--- a/src/unix/notbsd/linux/other/b64/aarch64.rs
+++ b/src/unix/notbsd/linux/other/b64/aarch64.rs
@@ -150,8 +150,8 @@ pub const TIOCSSOFTCAR: ::c_ulong = 0x541A;
 pub const TIOCGRS485: ::c_int = 0x542E;
 pub const TIOCSRS485: ::c_int = 0x542F;
 
-pub const RLIMIT_NOFILE: ::c_int = 7;
-pub const RLIMIT_NPROC: ::c_int = 6;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
 
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;
diff --git a/src/unix/notbsd/linux/other/b64/powerpc64.rs b/src/unix/notbsd/linux/other/b64/powerpc64.rs
index b31248bdecdad..d4538224ca59e 100644
--- a/src/unix/notbsd/linux/other/b64/powerpc64.rs
+++ b/src/unix/notbsd/linux/other/b64/powerpc64.rs
@@ -135,8 +135,8 @@ pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const TIOCGSOFTCAR: ::c_ulong = 0x5419;
 pub const TIOCSSOFTCAR: ::c_ulong = 0x541A;
 
-pub const RLIMIT_NOFILE: ::c_int = 7;
-pub const RLIMIT_NPROC: ::c_int = 6;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
 
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;
diff --git a/src/unix/notbsd/linux/other/b64/sparc64.rs b/src/unix/notbsd/linux/other/b64/sparc64.rs
index f54504aea0f69..264a3f1d9ef92 100644
--- a/src/unix/notbsd/linux/other/b64/sparc64.rs
+++ b/src/unix/notbsd/linux/other/b64/sparc64.rs
@@ -148,8 +148,8 @@ pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const TIOCGSOFTCAR: ::c_ulong = 0x40047464;
 pub const TIOCSSOFTCAR: ::c_ulong = 0x80047465;
 
-pub const RLIMIT_NOFILE: ::c_int = 6;
-pub const RLIMIT_NPROC: ::c_int = 7;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 6;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 7;
 
 pub const O_APPEND: ::c_int = 0x8;
 pub const O_CREAT: ::c_int = 0x200;
diff --git a/src/unix/notbsd/linux/other/b64/x86_64.rs b/src/unix/notbsd/linux/other/b64/x86_64.rs
index fb39bf32de918..32f7265a9740d 100644
--- a/src/unix/notbsd/linux/other/b64/x86_64.rs
+++ b/src/unix/notbsd/linux/other/b64/x86_64.rs
@@ -335,8 +335,8 @@ pub const TIOCSSOFTCAR: ::c_ulong = 0x541A;
 pub const TIOCGRS485: ::c_int = 0x542E;
 pub const TIOCSRS485: ::c_int = 0x542F;
 
-pub const RLIMIT_NOFILE: ::c_int = 7;
-pub const RLIMIT_NPROC: ::c_int = 6;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
 
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;
diff --git a/src/unix/notbsd/linux/other/mod.rs b/src/unix/notbsd/linux/other/mod.rs
index 7ce58adb8d699..9714f1274610e 100644
--- a/src/unix/notbsd/linux/other/mod.rs
+++ b/src/unix/notbsd/linux/other/mod.rs
@@ -368,12 +368,12 @@ pub const USER_PROCESS: ::c_short = 7;
 pub const DEAD_PROCESS: ::c_short = 8;
 pub const ACCOUNTING: ::c_short = 9;
 
-pub const RLIMIT_RSS: ::c_int = 5;
-pub const RLIMIT_AS: ::c_int = 9;
-pub const RLIMIT_MEMLOCK: ::c_int = 8;
+pub const RLIMIT_RSS: ::__rlimit_resource_t = 5;
+pub const RLIMIT_AS: ::__rlimit_resource_t = 9;
+pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 8;
 pub const RLIM_INFINITY: ::rlim_t = !0;
-pub const RLIMIT_RTTIME: ::c_int = 15;
-pub const RLIMIT_NLIMITS: ::c_int = 16;
+pub const RLIMIT_RTTIME: ::__rlimit_resource_t = 15;
+pub const RLIMIT_NLIMITS: ::__rlimit_resource_t = 16;
 
 pub const SOCK_NONBLOCK: ::c_int = O_NONBLOCK;
 
diff --git a/src/unix/notbsd/linux/s390x/mod.rs b/src/unix/notbsd/linux/s390x/mod.rs
index 5572094029dc4..7a7b426a39733 100644
--- a/src/unix/notbsd/linux/s390x/mod.rs
+++ b/src/unix/notbsd/linux/s390x/mod.rs
@@ -469,13 +469,13 @@ pub const SO_RXQ_OVFL: ::c_int = 40;
 pub const SO_PEEK_OFF: ::c_int = 42;
 pub const SO_BUSY_POLL: ::c_int = 46;
 
-pub const RLIMIT_RSS: ::c_int = 5;
-pub const RLIMIT_NOFILE: ::c_int = 7;
-pub const RLIMIT_AS: ::c_int = 9;
-pub const RLIMIT_NPROC: ::c_int = 6;
-pub const RLIMIT_MEMLOCK: ::c_int = 8;
-pub const RLIMIT_RTTIME: ::c_int = 15;
-pub const RLIMIT_NLIMITS: ::c_int = 16;
+pub const RLIMIT_RSS: ::__rlimit_resource_t = 5;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_AS: ::__rlimit_resource_t = 9;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
+pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 8;
+pub const RLIMIT_RTTIME: ::__rlimit_resource_t = 15;
+pub const RLIMIT_NLIMITS: ::__rlimit_resource_t = 16;
 
 pub const O_NOCTTY: ::c_int = 256;
 pub const O_SYNC: ::c_int = 1052672;