1 files changed, 19 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/lib/atoll.c b/mdk-stage1/dietlibc/lib/atoll.c
new file mode 100644
index 000000000..7bf2b2fd6
--- /dev/null
+++ b/mdk-stage1/dietlibc/lib/atoll.c
@@ -0,0 +1,19 @@
+#include <endian.h>
+#include <ctype.h>
+#include <stdlib.h>
+
+#if __WORDSIZE != 64
+long long int atoll(const char* s) {
+  long long int v=0;
+  int sign=1;
+  while ( *s == ' '  ||  (unsigned int)(*s - 9) < 5u) ++s;
+  switch (*s) {
+  case '-': sign=-1;
+  case '+': ++s;
+  }
+  while ((unsigned int) (*s - '0') < 10u) {
+    v=v*10+*s-'0'; ++s;
+  }
+  return sign==-1?-v:v;
+}
+#endif