diff --git a/libwrap/sys/_exit.c b/libwrap/sys/_exit.c
index 5511705..7bcaf82 100644
--- a/libwrap/sys/_exit.c
+++ b/libwrap/sys/_exit.c
@@ -20,14 +20,14 @@ extern void __libc_fini_array(void);
 
 void __wrap_exit(int code) {
 #ifndef HAVE_NO_INIT_FINI
-  __libc_fini_array();
+    __libc_fini_array();
 #endif
-  const char message[] = "\nProgam has exited with code:";
-  write(STDERR_FILENO, message, sizeof(message) - 1);
-  write_hex(STDERR_FILENO, code);
-  write(STDERR_FILENO, "\n", 1);
-  tohost = (code << 1) + 1;
-  for (;;)
-    ;
+    const char message[] = "\nProgram has exited with code:";
+    write(STDERR_FILENO, message, sizeof(message) - 1);
+    write_hex(STDERR_FILENO, code);
+    write(STDERR_FILENO, "\n", 1);
+    tohost = (code << 1) + 1;
+    for(;;)
+        ;
 }
 weak_under_alias(exit);
diff --git a/newlib-nano/syscalls.c b/newlib-nano/syscalls.c
index e43328c..828a51f 100644
--- a/newlib-nano/syscalls.c
+++ b/newlib-nano/syscalls.c
@@ -1,10 +1,10 @@
-#include <unistd.h>
 #include <sys/stat.h>
+#include <unistd.h>
 
 extern int _end;
 void* _sbrk(int incr);
 int _close(int file);
-int _fstat(int file, struct stat *st);
+int _fstat(int file, struct stat* st);
 int _isatty(int fd);
 int _lseek(int file, int ptr, int dir);
 
@@ -12,68 +12,67 @@ void _kill(int pid, int sig);
 int _getpid(void);
 void write_hex(int fd, unsigned long int hex);
 
-void *_sbrk(int incr) {
-  static unsigned char *heap = NULL;
-  unsigned char *prev_heap;
-  if (heap == NULL) {
-    heap = (unsigned char *)&_end;
-  }
-  prev_heap = heap;
-  heap += incr;
-  return prev_heap;
+void* _sbrk(int incr) {
+    static unsigned char* heap = NULL;
+    unsigned char* prev_heap;
+    if(heap == NULL) {
+        heap = (unsigned char*)&_end;
+    }
+    prev_heap = heap;
+    heap += incr;
+    return prev_heap;
 }
 
 int _close(int file) {
-  (void)file;
-  return -1;
+    (void)file;
+    return -1;
 }
 
-int _fstat(int file, struct stat *st) {
-  (void)file;
-  st->st_mode = S_IFCHR;
-  return 0;
+int _fstat(int file, struct stat* st) {
+    (void)file;
+    st->st_mode = S_IFCHR;
+    return 0;
 }
 
 int _isatty(int fd) {
-  if (fd == STDOUT_FILENO || fd == STDERR_FILENO)
-    return 1;
-  return 0;
+    if(fd == STDOUT_FILENO || fd == STDERR_FILENO)
+        return 1;
+    return 0;
 }
 
 int _lseek(int file, int ptr, int dir) {
-  (void)file;
-  (void)ptr;
-  (void)dir;
-  return 0;
+    (void)file;
+    (void)ptr;
+    (void)dir;
+    return 0;
 }
 
 void _exit(int status) {
-  const char message[] = "\nProgam has exited with code:";
-  write(STDERR_FILENO, message, sizeof(message) - 1);
-  write_hex(STDERR_FILENO, status);
-  write(STDERR_FILENO, "\n", 1);
-  for (;;);
+    const char message[] = "\nProgram has exited with code:";
+    write(STDERR_FILENO, message, sizeof(message) - 1);
+    write_hex(STDERR_FILENO, status);
+    write(STDERR_FILENO, "\n", 1);
+    for(;;)
+        ;
 }
 
 void _kill(int pid, int sig) {
-  (void)pid;
-  (void)sig;
-  return;
+    (void)pid;
+    (void)sig;
+    return;
 }
 
-int _getpid(void) {
-  return -1;
-}
+int _getpid(void) { return -1; }
 
-void write_hex(int fd, unsigned long int hex){
-  uint8_t ii;
-  uint8_t jj;
-  char towrite;
-  write(fd , "0x", 2);
-  for (ii = sizeof(unsigned long int) * 2 ; ii > 0; ii--) {
-    jj = ii - 1;
-    uint8_t digit = ((hex & (0xF << (jj*4))) >> (jj*4));
-    towrite = digit < 0xA ? ('0' + digit) : ('A' +  (digit - 0xA));
-    write(fd, &towrite, 1);
-  }
+void write_hex(int fd, unsigned long int hex) {
+    uint8_t ii;
+    uint8_t jj;
+    char towrite;
+    write(fd, "0x", 2);
+    for(ii = sizeof(unsigned long int) * 2; ii > 0; ii--) {
+        jj = ii - 1;
+        uint8_t digit = ((hex & (0xF << (jj * 4))) >> (jj * 4));
+        towrite = digit < 0xA ? ('0' + digit) : ('A' + (digit - 0xA));
+        write(fd, &towrite, 1);
+    }
 }