Added druntime (this should be removed once it works).

druntime/import/core/stdc/string.d

@@ -0,0 +1,42 @@
+/**
+ * D header file for C99.
+ *
+ * Copyright: Copyright Sean Kelly 2005 - 2009.
+ * License:   <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>.
+ * Authors:   Sean Kelly
+ * Standards: ISO/IEC 9899:1999 (E)
+ *
+ *          Copyright Sean Kelly 2005 - 2009.
+ * Distributed under the Boost Software License, Version 1.0.
+ *    (See accompanying file LICENSE_1_0.txt or copy at
+ *          http://www.boost.org/LICENSE_1_0.txt)
+ */
+module core.stdc.string;
+
+private import core.stdc.stddef; // for size_t
+
+extern (C):
+
+void* memchr(in void* s, int c, size_t n);
+int   memcmp(in void* s1, in void* s2, size_t n);
+void* memcpy(void* s1, in void* s2, size_t n);
+void* memmove(void* s1, in void* s2, size_t n);
+void* memset(void* s, int c, size_t n);
+
+char*  strcpy(char* s1, in char* s2);
+char*  strncpy(char* s1, in char* s2, size_t n);
+char*  strcat(char* s1, in char* s2);
+char*  strncat(char* s1, in char* s2, size_t n);
+int    strcmp(in char* s1, in char* s2);
+int    strcoll(in char* s1, in char* s2);
+int    strncmp(in char* s1, in char* s2, size_t n);
+size_t strxfrm(char* s1, in char* s2, size_t n);
+char*  strchr(in char* s, int c);
+size_t strcspn(in char* s1, in char* s2);
+char*  strpbrk(in char* s1, in char* s2);
+char*  strrchr(in char* s, int c);
+size_t strspn(in char* s1, in char* s2);
+char*  strstr(in char* s1, in char* s2);
+char*  strtok(char* s1, in char* s2);
+char*  strerror(int errnum);
+size_t strlen(in char* s);