#ifndef __LIB__LIBC_H__ #define __LIB__LIBC_H__ #include int toupper(int c); int tolower(int c); void *memset(void *, int, size_t); void *memcpy(void *, const void *, size_t); int memcmp(const void *, const void *, size_t); void *memmove(void *, const void *, size_t); char *strcpy(char *, const char *); char *strncpy(char *, const char *, size_t); size_t strlen(const char *); int strcmp(const char *, const char *); int strncmp(const char *, const char *, size_t); int inet_pton(const char *src, void *dst); #endif