Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler.
Number of rules (primarily dangerous function names) in C/C++ ruleset: 223
Examining data/unicode-screensaver-0.5.2/version.h
Examining data/unicode-screensaver-0.5.2/utils/resources.h
Examining data/unicode-screensaver-0.5.2/utils/yarandom.h
Examining data/unicode-screensaver-0.5.2/utils/grabscreen.h
Examining data/unicode-screensaver-0.5.2/utils/visual.h
Examining data/unicode-screensaver-0.5.2/utils/hsv.h
Examining data/unicode-screensaver-0.5.2/utils/xmu.h
Examining data/unicode-screensaver-0.5.2/utils/colors.h
Examining data/unicode-screensaver-0.5.2/utils/visual.c
Examining data/unicode-screensaver-0.5.2/utils/utils.h
Examining data/unicode-screensaver-0.5.2/utils/yarandom.c
Examining data/unicode-screensaver-0.5.2/utils/usleep.h
Examining data/unicode-screensaver-0.5.2/utils/vroot.h
Examining data/unicode-screensaver-0.5.2/utils/resources.c
Examining data/unicode-screensaver-0.5.2/utils/usleep.c
Examining data/unicode-screensaver-0.5.2/unicode-names.h
Examining data/unicode-screensaver-0.5.2/hacks/fps.h
Examining data/unicode-screensaver-0.5.2/hacks/screenhack.h
Examining data/unicode-screensaver-0.5.2/hacks/fpsI.h
Examining data/unicode-screensaver-0.5.2/hacks/screenhackI.h
Examining data/unicode-screensaver-0.5.2/hacks/fps.c
Examining data/unicode-screensaver-0.5.2/hacks/screenhack.c
Examining data/unicode-screensaver-0.5.2/unicode.c

FINAL RESULTS:

data/unicode-screensaver-0.5.2/hacks/fps.c:128:7:  [4] (format) sprintf:
  Potential format string problem (CWE-134). Make format string constant.
      sprintf (st->string, (polys 
data/unicode-screensaver-0.5.2/hacks/fps.c:143:13:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
            sprintf (st->string + strlen(st->string), "%lu,%03lu,%03lu%s ",
data/unicode-screensaver-0.5.2/hacks/fps.c:147:13:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
            sprintf (st->string + strlen(st->string), "%lu,%03lu%s ",
data/unicode-screensaver-0.5.2/hacks/fps.c:150:13:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
            sprintf (st->string + strlen(st->string), "%lu%s ", polys, s);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:221:4:  [4] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused).
	  strcpy (newr, progclass);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:222:4:  [4] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused).
	  strcat (newr, oldr);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:736:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
    sprintf (version, "%s: from the XScreenSaver %s distribution (%s.)",
data/unicode-screensaver-0.5.2/unicode.c:125:3:  [4] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused).
		strcat(name, unicode_name_get_name(nameEntry));
data/unicode-screensaver-0.5.2/utils/resources.c:47:3:  [4] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused).
  strcpy (full_name, progname);
data/unicode-screensaver-0.5.2/utils/resources.c:49:3:  [4] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused).
  strcat (full_name, res_name);
data/unicode-screensaver-0.5.2/utils/resources.c:50:3:  [4] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused).
  strcpy (full_class, progclass);
data/unicode-screensaver-0.5.2/utils/resources.c:52:3:  [4] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused).
  strcat (full_class, res_class);
data/unicode-screensaver-0.5.2/unicode.c:111:31:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
			nameEntry = &unicode_names[random() % unicode_names_length];
data/unicode-screensaver-0.5.2/utils/vroot.h:103:26:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    const char *xss_id = getenv("XSCREENSAVER_WINDOW");
data/unicode-screensaver-0.5.2/utils/yarandom.h:15:8:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#undef random
data/unicode-screensaver-0.5.2/utils/yarandom.h:17:8:  [3] (random) drand48:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#undef drand48
data/unicode-screensaver-0.5.2/utils/yarandom.h:18:8:  [3] (random) srandom:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#undef srandom
data/unicode-screensaver-0.5.2/utils/yarandom.h:19:8:  [3] (random) srand:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#undef srand
data/unicode-screensaver-0.5.2/utils/yarandom.h:31:9:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#define random()   ya_random()
data/unicode-screensaver-0.5.2/utils/yarandom.h:39:9:  [3] (random) drand48:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#define drand48       __ERROR_use_frand_not_drand48_in_xscreensaver__
data/unicode-screensaver-0.5.2/utils/yarandom.h:40:9:  [3] (random) srandom:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#define srandom       __ERROR_do_not_call_srandom_in_xscreensaver__
data/unicode-screensaver-0.5.2/utils/yarandom.h:41:9:  [3] (random) srand:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
#define srand         __ERROR_do_not_call_srand_in_xscreensaver__
data/unicode-screensaver-0.5.2/utils/yarandom.h:51:31:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
  ({ double tmp = ((((double) random()) * ((double) (f))) /		\
data/unicode-screensaver-0.5.2/utils/yarandom.h:59:30:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
  (_frand_tmp_ = ((((double) random()) * ((double) (f))) /		\
data/unicode-screensaver-0.5.2/hacks/fps.c:61:3:  [2] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused). Risk is low because the source is a constant string.
  strcpy (st->string, "FPS: ... ");
data/unicode-screensaver-0.5.2/hacks/fps.c:141:11:  [2] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused). Risk is low because the
  source is a constant string.
          strcat (st->string, "\nPolys: ");
data/unicode-screensaver-0.5.2/hacks/fpsI.h:25:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char string[1024];
data/unicode-screensaver-0.5.2/hacks/screenhack.c:193:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
  memcpy (merged_options, default_options,
data/unicode-screensaver-0.5.2/hacks/screenhack.c:195:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
  memcpy (merged_options + def_opts_size, options,
data/unicode-screensaver-0.5.2/hacks/screenhack.c:205:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
  memcpy (merged_defaults, default_defaults,
data/unicode-screensaver-0.5.2/hacks/screenhack.c:207:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
  memcpy (merged_defaults + def_defaults_size, defaults,
data/unicode-screensaver-0.5.2/hacks/screenhack.c:340:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char win[100];
data/unicode-screensaver-0.5.2/hacks/screenhack.c:341:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char why[100];
data/unicode-screensaver-0.5.2/hacks/screenhack.c:344:5:  [2] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused). Risk is low because the source is a constant string.
    strcpy (win, "root window");
data/unicode-screensaver-0.5.2/hacks/screenhack.c:346:5:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
    sprintf (win, "window 0x%lx", (unsigned long) window);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:349:5:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
    sprintf (why, "-window-id 0x%lx", (unsigned long) window);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:351:5:  [2] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused). Risk is low because the source is a constant string.
    strcpy (why, "-root");
data/unicode-screensaver-0.5.2/hacks/screenhack.c:414:13:  [2] (misc) open:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
  int fd0 = open ("/dev/null", O_RDWR);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:415:13:  [2] (misc) open:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
  int fd1 = open ("/dev/null", O_RDWR);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:416:13:  [2] (misc) open:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
  int fd2 = open ("/dev/null", O_RDWR);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:685:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char version[255];
data/unicode-screensaver-0.5.2/hacks/screenhack.c:720:35:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  if (strlen (progname) >= 100) ((char *) progname)[100] = 0;
data/unicode-screensaver-0.5.2/hacks/screenhackI.h:105:9:  [2] (buffer) bcopy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
#undef  bcopy
data/unicode-screensaver-0.5.2/hacks/screenhackI.h:106:9:  [2] (buffer) bcopy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
#define bcopy  __ERROR_use_memcpy_not_bcopy_in_xscreensaver__
data/unicode-screensaver-0.5.2/unicode.c:96:2:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	char		name[100];
data/unicode-screensaver-0.5.2/unicode.c:124:3:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
		sprintf(name,"U+%04X: ", pick);
data/unicode-screensaver-0.5.2/utils/resources.c:46:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char full_name [1024], full_class [1024];
data/unicode-screensaver-0.5.2/utils/resources.c:66:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char *tmp, buf [100];
data/unicode-screensaver-0.5.2/utils/visual.c:450:3:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
  char n[10];
data/unicode-screensaver-0.5.2/utils/visual.c:460:5:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
    sprintf(n, "%3d", vi_out->colormap_size);
data/unicode-screensaver-0.5.2/utils/visual.c:462:5:  [2] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused). Risk is low because the source is a constant string.
    strcpy(n, "default");
data/unicode-screensaver-0.5.2/hacks/fps.c:143:35:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
            sprintf (st->string + strlen(st->string), "%lu,%03lu,%03lu%s ",
data/unicode-screensaver-0.5.2/hacks/fps.c:147:35:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
            sprintf (st->string + strlen(st->string), "%lu,%03lu%s ",
data/unicode-screensaver-0.5.2/hacks/fps.c:150:35:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
            sprintf (st->string + strlen(st->string), "%lu%s ", polys, s);
data/unicode-screensaver-0.5.2/hacks/fps.c:230:29:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
      if (! s) s = string + strlen(string);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:220:33:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	  char *newr = (char *) malloc(strlen(oldr) + strlen(progclass) + 3);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:220:48:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	  char *newr = (char *) malloc(strlen(oldr) + strlen(progclass) + 3);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:491:9:  [1] (obsolete) usleep:
  This C routine is considered obsolete (as opposed to the shell command by
  the same name). The interaction of this function with SIGALRM and other
  timer functions such as sleep(), alarm(), setitimer(), and nanosleep() is
  unspecified (CWE-676). Use nanosleep(2) or setitimer(2) instead.
        usleep (quantum);
data/unicode-screensaver-0.5.2/hacks/screenhack.c:720:7:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
  if (strlen (progname) >= 100) ((char *) progname)[100] = 0;
data/unicode-screensaver-0.5.2/hacks/screenhack.c:760:15:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	  int size = strlen (sw) + (argp ? 6 : 0) + 2;
data/unicode-screensaver-0.5.2/hacks/screenhack.c:787:27:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
                  int L = strlen(s);
data/unicode-screensaver-0.5.2/unicode.c:136:26:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
			(unsigned char *)name,strlen(name)); 
data/unicode-screensaver-0.5.2/utils/resources.c:48:3:  [1] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused). Risk is low because the
  source is a constant character.
  strcat (full_name, ".");
data/unicode-screensaver-0.5.2/utils/resources.c:51:3:  [1] (buffer) strcat:
  Does not check for buffer overflows when concatenating to destination
  [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or
  snprintf (warning: strncat is easily misused). Risk is low because the
  source is a constant character.
  strcat (full_class, ".");
data/unicode-screensaver-0.5.2/utils/resources.c:56:7:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
      strncpy (str, (char *) value.addr, value.size);
data/unicode-screensaver-0.5.2/utils/resources.c:76:8:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	 (buf[strlen(buf)-1] == ' ' ||
data/unicode-screensaver-0.5.2/utils/resources.c:77:8:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	  buf[strlen(buf)-1] == '\t'))
data/unicode-screensaver-0.5.2/utils/resources.c:78:9:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
    buf[strlen(buf)-1] = 0;
data/unicode-screensaver-0.5.2/utils/resources.c:156:17:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
  for (s2 = s + strlen(s) - 1; s2 > s; s2--)
data/unicode-screensaver-0.5.2/utils/resources.c:180:21:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
    Bool black_p = (strlen(res_class) >= 10 &&
data/unicode-screensaver-0.5.2/utils/resources.c:182:46:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
                                 res_class + strlen(res_class) - 10));
data/unicode-screensaver-0.5.2/utils/usleep.c:61:3:  [1] (obsolete) usleep:
  This C routine is considered obsolete (as opposed to the shell command by
  the same name). The interaction of this function with SIGALRM and other
  timer functions such as sleep(), alarm(), setitimer(), and nanosleep() is
  unspecified (CWE-676). Use nanosleep(2) or setitimer(2) instead.
  usleep (usecs);
data/unicode-screensaver-0.5.2/utils/usleep.h:17:8:  [1] (obsolete) usleep:
  This C routine is considered obsolete (as opposed to the shell command by
  the same name). The interaction of this function with SIGALRM and other
  timer functions such as sleep(), alarm(), setitimer(), and nanosleep() is
  unspecified (CWE-676). Use nanosleep(2) or setitimer(2) instead.
#undef usleep
data/unicode-screensaver-0.5.2/utils/usleep.h:18:9:  [1] (obsolete) usleep:
  This C routine is considered obsolete (as opposed to the shell command by
  the same name). The interaction of this function with SIGALRM and other
  timer functions such as sleep(), alarm(), setitimer(), and nanosleep() is
  unspecified (CWE-676). Use nanosleep(2) or setitimer(2) instead.
#define usleep(usecs) screenhack_usleep(usecs)

ANALYSIS SUMMARY:

Hits = 74
Lines analyzed = 50596 in approximately 1.50 seconds (33825 lines/second)
Physical Source Lines of Code (SLOC) = 49439
Hits@level = [0]  55 [1]  23 [2]  27 [3]  12 [4]  12 [5]   0
Hits@level+ = [0+] 129 [1+]  74 [2+]  51 [3+]  24 [4+]  12 [5+]   0
Hits/KSLOC@level+ = [0+] 2.60928 [1+] 1.49679 [2+] 1.03157 [3+] 0.485447 [4+] 0.242723 [5+]   0
Dot directories skipped = 1 (--followdotdir overrides)
Minimum risk level = 1
Not every hit is necessarily a security vulnerability.
There may be other security vulnerabilities; review your code!
See 'Secure Programming HOWTO'
(https://dwheeler.com/secure-programs) for more information.