RFR: 8308544: Fix compilation regression from JDK-8306983 on musl libc

[Brian Burkhalter]

On Mon, 22 May 2023 12:46:02 GMT, Jan Kratochvil <duke at openjdk.org> wrote:

> Since [JDK-8306983](https://bugs.openjdk.org/browse/JDK-8306983) compilation on Alpine Linux using musl libc:
> 
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp: In function 'void Java_jdk_internal_org_jline_terminal_impl_jna_linux_CLibraryImpl_tcgetattr(JNIEnv*, jobject, jint, jobject)':
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp:116:45: error: 'struct termios' has no member named 'c_ispeed'; did you mean '__c_ispeed'?
>   116 | env->SetIntField(result, c_ispeed, data.c_ispeed);
>       | ^~~~~~~~
>       | __c_ispeed
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp:117:45: error: 'struct termios' has no member named 'c_ospeed'; did you mean '__c_ospeed'?
>   117 | env->SetIntField(result, c_ospeed, data.c_ospeed);
>       | ^~~~~~~~
>       | __c_ospeed
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp: In function 'void Java_jdk_internal_org_jline_terminal_impl_jna_linux_CLibraryImpl_tcsetattr(JNIEnv*, jobject, jint, jint, jobject)':
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp:136:10: error: 'struct termios' has no member named 'c_ispeed'; did you mean '__c_ispeed'?
>   136 | data.c_ispeed = env->GetIntField(input, c_ispeed);
>       | ^~~~~~~~
>       | __c_ispeed
> ../src/jdk.internal.le/linux/native/lible/CLibrary.cpp:137:10: error: 'struct termios' has no member named 'c_ospeed'; did you mean '__c_ospeed'?
>    ... (rest of output omitted)

Looks all right.

-------------

Marked as reviewed by bpb (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/14080#pullrequestreview-1436969462