Apply interop filtering

Also actualize .def files

backend.native/llvm.def

@@ -1,6 +1,8 @@
 headers = llvm-c/Core.h llvm-c/ExecutionEngine.h llvm-c/Target.h llvm-c/Analysis.h llvm-c/BitWriter.h \
     llvm-c/BitReader.h llvm-c/Linker.h DebugInfoC.h
 
+headerFilter = llvm-c/* DebugInfoC.h
+
 compilerOpts = -std=c99 -fPIC \
     -Wall -W -Wno-unused-parameter -Wwrite-strings -Wmissing-field-initializers \
     -pedantic -Wno-long-long -Wcovered-switch-default -Wdelete-non-virtual-dtor \

backend.native/tests/build.gradle

@@ -1633,21 +1633,18 @@ kotlinNativeInterop {
     cstdio {
         defFile 'interop/basics/cstdio.def'
         flavor 'native'
-        compilerOpts '-D_POSIX_SOURCE' // Exclude Darwin extensions causing link errors.
     }
 
     sockets {
-        defFile 'interop/basics/sockets.def'
+        defFile '../../samples/socket/sockets.def'
         flavor 'native'
     }
 
     if (isMac()) {
         opengl {
-            flavor 'native'
-            compilerOpts '-framework', 'OpenGL', '-framework', 'GLUT'
+            defFile '../../samples/opengl/opengl.def'
             linkerOpts '-framework', 'OpenGL', '-framework', 'GLUT'
-            pkg 'opengl'
-            headers 'GLUT/glut.h'
+            flavor 'native'
         }
     }
 }

backend.native/tests/interop/basics/cstdio.def

@@ -1,2 +1 @@
-headers = stdio.h
-excludedFunctions = _IO_flockfile _IO_funlockfile _IO_ftrylockfile _IO_cleanup_region_start _IO_cleanup_region_end
+headers = stdio.h

backend.native/tests/interop/basics/sockets.def

@@ -1,5 +0,0 @@
-headers = sys/socket.h netdb.h stdio.h string.h unistd.h stdlib.h arpa/inet.h
-excludedFunctions = _IO_flockfile _IO_funlockfile _IO_ftrylockfile _IO_cleanup_region_start _IO_cleanup_region_end \
-    mkstemp_dprotected_np
-
-compilerOpts = -D_POSIX_SOURCE