1 files changed, 20 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/include/unistd.h b/libc-top-half/musl/src/include/unistd.h
new file mode 100644
index 0000000..d02206e
--- /dev/null
+++ b/libc-top-half/musl/src/include/unistd.h
@@ -0,0 +1,20 @@
+#ifndef UNISTD_H
+#define UNISTD_H
+
+#include "../../include/unistd.h"
+
+#ifdef __wasilibc_unmodified_upstream // Lazy environment variable init.
+extern char **__environ;
+#else
+// To support lazy initialization of environment variables, `__environ` is
+// omitted, and a lazy `__wasilibc_environ` is used instead. Use
+// "wasi/libc-environ-compat.h" in functions that use `__environ`.
+#include "wasi/libc-environ.h"
+#endif
+
+hidden int __dup3(int, int, int);
+hidden int __mkostemps(char *, int, int);
+hidden int __execvpe(const char *, char *const *, char *const *);
+hidden off_t __lseek(int, off_t, int);
+
+#endif