vrend: silence warnings when compiling with egl disabled

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>

src/vrend_renderer.c

@@ -11083,6 +11083,7 @@ int vrend_renderer_create_ctx0_fence(uint32_t fence_id)
          VIRGL_RENDERER_FENCE_FLAG_MERGEABLE, fence_cookie);
 }
 
+#ifdef HAVE_EPOXY_EGL_H
 static bool find_ctx0_fence_locked(struct list_head *fence_list,
                                    void *fence_cookie,
                                    bool *seen_first,
@@ -11109,6 +11110,7 @@ static bool find_ctx0_fence_locked(struct list_head *fence_list,
 
    return false;
 }
+#endif
 
 int vrend_renderer_export_ctx0_fence(uint32_t fence_id, int* out_fd) {
 #ifdef HAVE_EPOXY_EGL_H
@@ -11145,6 +11147,9 @@ int vrend_renderer_export_ctx0_fence(uint32_t fence_id, int* out_fd) {
       else
          return virgl_egl_export_signaled_fence(egl, out_fd) ? 0 : -EINVAL;
    }
+#else
+   (void)fence_id;
+   (void)out_fd;
 #endif
    return -EINVAL;
 }

src/vrend_winsys.c

@@ -72,6 +72,7 @@ int vrend_winsys_init(uint32_t flags, int preferred_fd)
 
       use_context = CONTEXT_EGL;
 #else
+      (void)preferred_fd;
       vrend_printf( "EGL is not supported on this platform\n");
       return -1;
 #endif
@@ -171,6 +172,10 @@ int vrend_winsys_get_fourcc_for_texture(uint32_t tex_id, uint32_t format, int *f
 #ifdef HAVE_EPOXY_EGL_H
    if (use_context == CONTEXT_EGL)
       return virgl_egl_get_fourcc_for_texture(egl, tex_id, format, fourcc);
+#else
+   (void)tex_id;
+   (void)format;
+   (void)fourcc;
 #endif
    return 0;
 }
@@ -183,6 +188,8 @@ int vrend_winsys_get_fd_for_texture(uint32_t tex_id, int *fd)
 
    return virgl_egl_get_fd_for_texture(egl, tex_id, fd);
 #else
+   (void)tex_id;
+   (void)fd;
    return -1;
 #endif
 }
@@ -195,6 +202,10 @@ int vrend_winsys_get_fd_for_texture2(uint32_t tex_id, int *fd, int *stride, int
 
    return virgl_egl_get_fd_for_texture2(egl, tex_id, fd, stride, offset);
 #else
+   (void)tex_id;
+   (void)fd;
+   (void)stride;
+   (void)offset;
    return -1;
 #endif
 }