1 files changed, 2 insertions, 0 deletions
diff --git a/stm/std.h b/stm/std.h
index 587b9f8880..95c606e058 100644
--- a/stm/std.h
+++ b/stm/std.h
@@ -17,6 +17,8 @@ int strncmp(const char *s1, const char *s2, size_t n);
 char *strndup(const char *s, size_t n);
 char *strcpy(char *dest, const char *src);
 char *strcat(char *dest, const char *src);
+char *strchr(const char *s, int c);
+char *strstr(const char *haystack, const char *needle);
 
 int printf(const char *fmt, ...);
 int snprintf(char *str, size_t size, const char *fmt, ...);