ratified in 1995. Six more header files (complex.h, fenv.h, inttypes.h, stdbool.h, stdint.h, and tgmath.h) were added with C99, a revision to the C Standard...

<sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <arpa/inet.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include...

allocates memory, but doesn't free the memory before exiting. #include <stdlib.h> int main(void) { int * a; a = malloc(sizeof(int)); /* allocate memory...

the macro will print a message to stderr and call abort(), defined in stdlib.h. The message includes the source filename and the source line number from...

_FRUIT_INCLUDED_ */ fruit.c: #include <string.h> #include <stdlib.h> #include <stddef.h> #include <stdio.h> #include "fruit.h" static struct fruit *fruit_list; static...

the following source-code written in C: #include <stdio.h> #include <stdlib.h> #include <string.h> size_t foo_len(const char *s) { return strlen(s); } int...

variables which may contain a copy of the pointer. #include <assert.h> #include <stdlib.h> /* Alternative version for 'free()' */ static void safefree(void...

function ends. The C dynamic memory allocation functions are defined in stdlib.h header (cstdlib header in C++). malloc() takes a single argument (the amount...

of pthreads in C: #include <stdio.h> #include <stdlib.h> #include <assert.h> #include <pthread.h> #include <unistd.h> #define NUM_THREADS 5 void *perform_work(void...

of C code shows how to sort a list of integers using qsort. #include <stdlib.h> /* Comparison function. Receives two generic (void) pointers to the items...

<sys/types.h> #include <sys/mman.h> #include <err.h> #include <fcntl.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> /* This...

#include <stdio.h> /* for printf */ #include <stdlib.h> /* for exit */ #include <getopt.h> /* for getopt_long; POSIX standard getopt is in unistd.h */ int main...

to pass a pointer to that pointer: its address. #include <stdio.h> #include <stdlib.h> void allocate_array(int ** const a_p, const int A) { /* allocate...

the strtol() function (which converts strings to long integers) in the <stdlib.h> library. Many other programming languages, such as Python, Perl, Ruby...

value) to work around these problems. #include <stdio.h> #include <stdlib.h> #include <locale.h> int main(void) { /* Locale is set to "C" before this...

"PRBS-7" sequence can be expressed in C as #include <stdio.h> #include <stdint.h> #include <stdlib.h> int main(int argc, char* argv[]) { uint8_t start = 0x02;...

shuffle(deck) An implementation in C: #include <stdio.h> #include <stdlib.h> #include <time.h> // executes in-place bogo sort on a given array static...

the "else" block under "try". #include <setjmp.h> #include <stdio.h> #include <stdlib.h> #include <string.h> static void first(); static void second(); /*...

the value of i: #include <pthread.h> #include <stdatomic.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> /* i is global, so it is visible...

written in the C programming language with AT&T assembly syntax. #include <stdlib.h> int main(int argc, char **argv) { int *iptr; char *cptr; #if defined(__GNUC__)...

valid memory region to another, as in the following example: #include <stdlib.h> int main() { char *p = malloc(1024); /* first dynamically-allocated block...

functions in <string.h> to allocate a copy of a string – similar to POSIX and SVID C extensions. Add memalignment() function in <stdlib.h> to determine the...

In the C and C++ programming languages, unistd.h is the name of the header file that provides access to the POSIX operating system API. It is defined...

standard output. #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <sys/uio.h> int main(int argc, char *argv[])...

current time to the standard output stream. #include <time.h> #include <stdlib.h> #include <stdio.h> int main(void) { time_t current_time; char* c_time_string;...

Compiler. #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <sys/wait.h> #include <signal.h> #define NUMCHLDS 10 void...

#include <stdlib.h> int main(void) { exit(EXIT_SUCCESS); /* or return EXIT_SUCCESS */ }...

#include <stdio.h> #include <stdlib.h> #include <time.h> #include <sys/types.h> #include <pwd.h> #include <grp.h> #include <sys/stat.h> int main(int argc...

flag to the compiler: #include <stdlib.h> #include <stdio.h> #include <readline/readline.h> #include <readline/history.h> int main() { // Configure readline...

(program1 and program2) using Unix pipes: #include <stdio.h> #include <stdlib.h> #include <unistd.h> /* function prototypes */ void die(const char*); int...