--- a/src/plugins/camera/sqCamera-linux.c
+++ b/src/plugins/camera/sqCamera-linux.c
@@ -84,7 +84,7 @@
 int (*vd_open)(const char *, int, ...);
 int (*vd_close)(int);
 int (*vd_dup)(int);
-int (*vd_ioctl)(int, unsigned long int, ...);
+int (*vd_ioctl)(int, int, ...);
 ssize_t (*vd_read)(int, void *, size_t);
 void * (*vd_mmap)(void *, size_t, int, int, int, int64_t);
 int (*vd_munmap)(void *, size_t);
--- a/src/plugins/wedo/WeDoLinux.c
+++ b/src/plugins/wedo/WeDoLinux.c
@@ -38,6 +38,7 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <linux/hiddev.h>
+#include <unistd.h>
 
 
 #define true 1