+#if KHRONOS_SUPPORT_INT64 /* EGLuint64KHR requires 64-bit uint support */
+#ifndef EGL_KHR_stream
+#define EGL_KHR_stream 1
+typedef void* EGLStreamKHR;
+typedef khronos_uint64_t EGLuint64KHR;
+#define EGL_NO_STREAM_KHR ((EGLStreamKHR)0)
+#define EGL_CONSUMER_LATENCY_USEC_KHR 0x3210
+#define EGL_PRODUCER_FRAME_KHR 0x3212
+#define EGL_CONSUMER_FRAME_KHR 0x3213
+#define EGL_STREAM_STATE_KHR 0x3214
+#define EGL_STREAM_STATE_CREATED_KHR 0x3215
+#define EGL_STREAM_STATE_CONNECTING_KHR 0x3216
+#define EGL_STREAM_STATE_EMPTY_KHR 0x3217
+#define EGL_STREAM_STATE_NEW_FRAME_AVAILABLE_KHR 0x3218
+#define EGL_STREAM_STATE_OLD_FRAME_AVAILABLE_KHR 0x3219
+#define EGL_STREAM_STATE_DISCONNECTED_KHR 0x321A
+#define EGL_BAD_STREAM_KHR 0x321B
+#define EGL_BAD_STATE_KHR 0x321C
+#ifdef EGL_EGLEXT_PROTOTYPES
+EGLAPI EGLStreamKHR EGLAPIENTRY eglCreateStreamKHR(EGLDisplay dpy, const EGLint *attrib_list);
+EGLAPI EGLBoolean EGLAPIENTRY eglDestroyStreamKHR(EGLDisplay dpy, EGLStreamKHR stream);
+EGLAPI EGLBoolean EGLAPIENTRY eglStreamAttribKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint value);
+EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint *value);
+EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamu64KHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLuint64KHR *value);
+#endif /* EGL_EGLEXT_PROTOTYPES */
+typedef EGLStreamKHR (EGLAPIENTRYP PFNEGLCREATESTREAMKHRPROC)(EGLDisplay dpy, const EGLint *attrib_list);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYSTREAMKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMATTRIBKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint value);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint *value);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMU64KHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLuint64KHR *value);
+#endif
+#endif
+
+#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
+#ifndef EGL_KHR_stream_consumer_gltexture
+#define EGL_KHR_stream_consumer_gltexture 1
+#define EGL_CONSUMER_ACQUIRE_TIMEOUT_USEC_KHR 0x321E
+#ifdef EGL_EGLEXT_PROTOTYPES
+EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerGLTextureExternalKHR(EGLDisplay dpy, EGLStreamKHR stream);
+EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerAcquireKHR(EGLDisplay dpy, EGLStreamKHR stream);
+EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerReleaseKHR(EGLDisplay dpy, EGLStreamKHR stream);
+#endif /* EGL_EGLEXT_PROTOTYPES */
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERGLTEXTUREEXTERNALKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERACQUIREKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERRELEASEKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
+#endif
+#endif
+
+#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
+#ifndef EGL_KHR_stream_producer_eglsurface
+#define EGL_KHR_stream_producer_eglsurface 1
+#define EGL_STREAM_BIT_KHR 0x0800
+#ifdef EGL_EGLEXT_PROTOTYPES
+EGLAPI EGLSurface EGLAPIENTRY eglCreateStreamProducerSurfaceKHR(EGLDisplay dpy, EGLConfig config, EGLStreamKHR stream, const EGLint *attrib_list);
+#endif /* EGL_EGLEXT_PROTOTYPES */
+typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATESTREAMPRODUCERSURFACEKHRPROC)(EGLDisplay dpy, EGLConfig config, EGLStreamKHR stream, const EGLint *attrib_list);
+#endif
+#endif
+
+#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
+#ifndef EGL_KHR_stream_producer_aldatalocator
+#define EGL_KHR_stream_producer_aldatalocator 1
+#endif
+#endif
+
+#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
+#ifndef EGL_KHR_stream_fifo
+#define EGL_KHR_stream_fifo 1
+/* reuse EGLTimeKHR */
+#define EGL_STREAM_FIFO_LENGTH_KHR 0x31FC
+#define EGL_STREAM_TIME_NOW_KHR 0x31FD
+#define EGL_STREAM_TIME_CONSUMER_KHR 0x31FE
+#define EGL_STREAM_TIME_PRODUCER_KHR 0x31FF
+#ifdef EGL_EGLEXT_PROTOTYPES
+EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamTimeKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLTimeKHR *value);
+#endif /* EGL_EGLEXT_PROTOTYPES */
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMTIMEKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLTimeKHR *value);
+#endif
+#endif
+