1 files changed, 2 insertions, 0 deletions

diff --git a/arch/powerpc/boot/string.h b/arch/powerpc/boot/string.h
index 9fdff1cc0d70..4650030d1040 100644
--- a/arch/powerpc/boot/string.h
+++ b/arch/powerpc/boot/string.h
@@ -5,7 +5,9 @@
 extern char *strcpy(char *dest, const char *src);
 extern char *strncpy(char *dest, const char *src, size_t n);
 extern char *strcat(char *dest, const char *src);
+extern char *strchr(const char *s, int c);
 extern int strcmp(const char *s1, const char *s2);
+extern int strncmp(const char *s1, const char *s2, size_t n);
 extern size_t strlen(const char *s);
 extern size_t strnlen(const char *s, size_t count);