diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 3706582bc6..74f43ef6a9 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -108,10 +108,10 @@ struct video_data {
     int (*open_f)(const char *file, int oflag, ...);
     int (*close_f)(int fd);
     int (*dup_f)(int fd);
-#ifdef __GLIBC__
-    int (*ioctl_f)(int fd, unsigned long int request, ...);
-#else
+#if defined(__sun) || defined(__BIONIC__) || defined(__musl__) /* POSIX-like */
     int (*ioctl_f)(int fd, int request, ...);
+#else
+    int (*ioctl_f)(int fd, unsigned long int request, ...);
 #endif
     ssize_t (*read_f)(int fd, void *buffer, size_t n);
     void *(*mmap_f)(void *start, size_t length, int prot, int flags, int fd, int64_t offset);