--- ncdu-1.11/src/shell.c
+++ ncdu-1.11-uclibc/src/shell.c
@@ -32,6 +32,9 @@
 #include <ncurses.h>
 #include <stdlib.h>
 #include <unistd.h>
+#ifdef __UCLIBC__
+#include <sys/wait.h>
+#endif
 
 void shell_draw() {
   char *full_path;