Rollup merge of rust-lang#31762 - tshepang:in-which-case, r=steveklabnik

doc: there is no case that is shown, so something was likely missing …

…from the change

Author: Manishearth

src/libstd/env.rs

@@ -617,7 +617,7 @@ pub mod consts {
     #[stable(feature = "env", since = "1.0.0")]
     pub const ARCH: &'static str = super::arch::ARCH;
 
-    /// The family of the operating system. In this case, `unix`.
+    /// The family of the operating system. Example value is `unix`.
     ///
     /// Some possible values:
     ///
@@ -626,8 +626,8 @@ pub mod consts {
     #[stable(feature = "env", since = "1.0.0")]
     pub const FAMILY: &'static str = super::os::FAMILY;
 
-    /// A string describing the specific operating system in use: in this
-    /// case, `linux`.
+    /// A string describing the specific operating system in use.
+    /// Example value is `linux`.
     ///
     /// Some possible values:
     ///
@@ -646,7 +646,7 @@ pub mod consts {
     pub const OS: &'static str = super::os::OS;
 
     /// Specifies the filename prefix used for shared libraries on this
-    /// platform: in this case, `lib`.
+    /// platform. Example value is `lib`.
     ///
     /// Some possible values:
     ///
@@ -656,7 +656,7 @@ pub mod consts {
     pub const DLL_PREFIX: &'static str = super::os::DLL_PREFIX;
 
     /// Specifies the filename suffix used for shared libraries on this
-    /// platform: in this case, `.so`.
+    /// platform. Example value is `.so`.
     ///
     /// Some possible values:
     ///
@@ -667,7 +667,7 @@ pub mod consts {
     pub const DLL_SUFFIX: &'static str = super::os::DLL_SUFFIX;
 
     /// Specifies the file extension used for shared libraries on this
-    /// platform that goes after the dot: in this case, `so`.
+    /// platform that goes after the dot. Example value is `so`.
     ///
     /// Some possible values:
     ///
@@ -678,7 +678,7 @@ pub mod consts {
     pub const DLL_EXTENSION: &'static str = super::os::DLL_EXTENSION;
 
     /// Specifies the filename suffix used for executable binaries on this
-    /// platform: in this case, the empty string.
+    /// platform. Example value is `.exe`.
     ///
     /// Some possible values:
     ///
@@ -690,7 +690,7 @@ pub mod consts {
     pub const EXE_SUFFIX: &'static str = super::os::EXE_SUFFIX;
 
     /// Specifies the file extension, if any, used for executable binaries
-    /// on this platform: in this case, the empty string.
+    /// on this platform. Example value is `exe`.
     ///
     /// Some possible values:
     ///