[Issue 20222] New: druntime fails to build for Android (using LDC 1.17)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20222

          Issue ID: 20222
           Summary: druntime fails to build for Android (using LDC 1.17)
           Product: D
           Version: D2
          Hardware: All
                OS: Other
            Status: NEW
          Severity: regression
          Priority: P1
         Component: druntime
          Assignee: nobody at puremagic.com
          Reporter: puneet at coverify.org

Following the build process on https://wiki.dlang.org/Build_D_for_Android

$ ldc-build-runtime --ninja --targetPreset=Android-aarch64 --buildDir=droid64

gives

gc/os.d(254): Error: module `core.sys.posix.unistd` import `_SC_PHYS_PAGES` not
found

--