--- /dev/null
+/*
+ * string.h
+*/
+
+#ifndef _STRING_H_
+#define _STRING_H_
+
+#include "stddef.h" /*For size_t*/
+
+#ifndef NULL
+#define NULL ((void*)0)
+#endif
+
+void *memcpy(void *, const void *, size_t);
+void *memmove(void *, const void *, size_t);
+void *memchr(const void *, int, size_t);
+void *memset(void *, int, size_t);
+int memcmp(const void *, const void *, size_t);
+char *strchr(const char *, int);
+int strcmp(const char *, const char *);
+int strncmp(const char *, const char *, size_t);
+int strcoll(const char *, const char *);
+size_t strlen(const char *);
+size_t strcspn(const char *, const char *);
+size_t strspn(const char *, const char *);
+char *strpbrk(const char *, const char *);
+char *strrchr(const char *, int);
+char *strstr(const char *, const char *);
+char *strcat(char *, const char *);
+char *strncat(char *, const char *, size_t);
+char *strcpy(char *, const char *);
+char *strncpy(char *, const char *, size_t);
+char *strerror(int);
+char *strtok(char *, const char *);
+size_t strxfrm(char *, const char *, size_t);
+
+#endif /* _STRING_H_ */
+