set -e cat <<'EOF' > expected EOF bash ../../test_diff.sh <<'EOF' int atoi(const char*); void* calloc(long, long); void exit(int); int getchar(void); int isalnum(int); int isalpha(int); int isdigit(int); int isspace(int); void* memcpy(void*, void*, long); int printf(); int sprintf(); int strcmp(const char*, const char*); char* strstr(const char*, const char*); int main() { return 0; } EOF