diff --git a/cfg/std.cfg b/cfg/std.cfg
index 8e00d4ee4..4310d15c4 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -15,6 +15,66 @@
       <not-bool/>
     </arg>
   </function>
+  <!-- double complex cproj(double complex x); -->
+  <function name="cproj">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex cprojf(float complex x); -->
+  <function name="cprojf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex cprojl(long double complex x); -->
+  <function name="cprojl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- double creal(double complex x); -->
+  <function name="creal">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float crealf(float complex x); -->
+  <function name="crealf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double creall(long double complex x); -->
+  <function name="creall">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- double acos(double x); -->
   <function name="acos">
     <use-retval/>
@@ -87,6 +147,7 @@
   <function name="assert">
     <leak-ignore/>
   </function>
+  <!-- double sqrt(double x); -->
   <function name="sqrt">
     <use-retval/>
     <pure/>
@@ -96,6 +157,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float sqrtf(float x); -->
   <function name="sqrtf">
     <use-retval/>
     <pure/>
@@ -105,6 +167,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double sqrtl(long double x); -->
   <function name="sqrtl">
     <use-retval/>
     <pure/>
@@ -114,6 +177,37 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double complex csqrt(double complex x); -->
+  <function name="csqrt">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex csqrtf(float complex x); -->
+  <function name="csqrtf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex csqrtl(long double complex x); -->
+  <function name="csqrtl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- double sinh(double x); -->
   <function name="sinh">
     <use-retval/>
     <pure/>
@@ -123,6 +217,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float sinhf(float x); -->
   <function name="sinhf">
     <use-retval/>
     <pure/>
@@ -132,6 +227,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double sinhl(long double x); -->
   <function name="sinhl">
     <use-retval/>
     <pure/>
@@ -141,6 +237,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double sin(double x); -->
   <function name="sin">
     <use-retval/>
     <pure/>
@@ -150,6 +247,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float sinf(float f); -->
   <function name="sinf">
     <use-retval/>
     <pure/>
@@ -159,6 +257,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double sinl(long double x); -->
   <function name="sinl">
     <use-retval/>
     <pure/>
@@ -168,6 +267,66 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double complex csin(double complex x); -->
+  <function name="csin">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex csinf(float complex f); -->
+  <function name="csinf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex csinl(long double complex x); -->
+  <function name="csinl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- double complex csinh(double complex x); -->
+  <function name="csinh">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex csinhf(float complex f); -->
+  <function name="csinhf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex csinhl(long double complex x); -->
+  <function name="csinhl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- double asin(double x); -->
   <function name="asin">
     <use-retval/>
@@ -308,6 +467,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double tan(double x); -->
   <function name="tan">
     <use-retval/>
     <pure/>
@@ -317,6 +477,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float tanf(float x); -->
   <function name="tanf">
     <use-retval/>
     <pure/>
@@ -326,6 +487,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double tanl(long double x); -->
   <function name="tanl">
     <use-retval/>
     <pure/>
@@ -335,6 +497,37 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double complex ctan(double complex x); -->
+  <function name="ctan">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex ctanf(float complex x); -->
+  <function name="ctanf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex ctanl(long double complex x); -->
+  <function name="ctanl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- double tanh(double x); -->
   <function name="tanh">
     <use-retval/>
     <pure/>
@@ -344,6 +537,56 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float tanhf(float x); -->
+  <function name="tanhf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double tanhl(long double x); -->
+  <function name="tanhl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- double complex ctanh(double complex x); -->
+  <function name="ctanh">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float complex ctanhf(float complex x); -->
+  <function name="ctanhf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double complex ctanhl(long double complex x); -->
+  <function name="ctanhl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- int feclearexcept (int excepts); -->
   <function name="feclearexcept">
     <pure/>
@@ -441,24 +684,6 @@
       <not-uninit/>
     </arg>
   </function>
-  <function name="tanhf">
-    <use-retval/>
-    <pure/>
-    <noreturn>false</noreturn>
-    <leak-ignore/>
-    <arg nr="1">
-      <not-uninit/>
-    </arg>
-  </function>
-  <function name="tanhl">
-    <use-retval/>
-    <pure/>
-    <noreturn>false</noreturn>
-    <leak-ignore/>
-    <arg nr="1">
-      <not-uninit/>
-    </arg>
-  </function>
   <!-- double atan(double x); -->
   <function name="atan">
     <use-retval/>
@@ -762,6 +987,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double copysign(double x, double y); -->
   <function name="copysign">
     <use-retval/>
     <pure/>
@@ -774,6 +1000,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float copysignf(float x, float y); -->
   <function name="copysignf">
     <use-retval/>
     <pure/>
@@ -786,6 +1013,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double copysign(long double x, long double y); -->
   <function name="copysignl">
     <use-retval/>
     <pure/>
@@ -963,6 +1191,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- char * ctime(const time_t *tp); -->
   <function name="ctime">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -972,6 +1201,7 @@
       <not-null/>
     </arg>
   </function>
+  <!-- double difftime(time_t time2, time_t time1); -->
   <function name="difftime">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -983,6 +1213,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- div_t div(int num, int denom); -->
   <function name="div">
     <pure/>
     <noreturn>false</noreturn>
@@ -994,12 +1225,14 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- void exit(int status); -->
   <function name="exit">
     <noreturn>true</noreturn>
     <arg nr="1">
       <not-uninit/>
     </arg>
   </function>
+  <!-- double erf(double x); -->
   <function name="erf">
     <use-retval/>
     <pure/>
@@ -1009,6 +1242,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float erff(float f); -->
   <function name="erff">
     <use-retval/>
     <pure/>
@@ -1018,6 +1252,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double erfl(long double x); -->
   <function name="erfl">
     <use-retval/>
     <pure/>
@@ -1027,6 +1262,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double erfc(double x); -->
   <function name="erfc">
     <use-retval/>
     <pure/>
@@ -1066,6 +1302,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float erfcf(float x); -->
   <function name="erfcf">
     <use-retval/>
     <pure/>
@@ -1075,6 +1312,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double erfcl(long double x); -->
   <function name="erfcl">
     <use-retval/>
     <pure/>
@@ -1174,6 +1412,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double exp2(double x); -->
   <function name="exp2">
     <use-retval/>
     <pure/>
@@ -1183,6 +1422,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float exp2f(float x); -->
   <function name="exp2f">
     <use-retval/>
     <pure/>
@@ -1192,6 +1432,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double exp2l(long double x);-->
   <function name="exp2l">
     <use-retval/>
     <pure/>
@@ -1201,7 +1442,8 @@
       <not-uninit/>
     </arg>
   </function>
-  <function name="exmp1">
+  <!-- double expm1(double x); -->
+  <function name="expm1">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -1210,7 +1452,8 @@
       <not-uninit/>
     </arg>
   </function>
-  <function name="exmp1f">
+  <!-- float expm1f(float x); -->
+  <function name="expm1f">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -1219,7 +1462,8 @@
       <not-uninit/>
     </arg>
   </function>
-  <function name="exmp1l">
+  <!-- long double expm1l(long double x); -->
+  <function name="expm1l">
     <use-retval/>
     <pure/>
     <noreturn>false</noreturn>
@@ -1228,6 +1472,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fabs(double x); -->
   <function name="fabs">
     <use-retval/>
     <pure/>
@@ -1237,6 +1482,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fabsf(float x); -->
   <function name="fabsf">
     <use-retval/>
     <pure/>
@@ -1246,6 +1492,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fabsl(long double x); -->
   <function name="fabsl">
     <use-retval/>
     <pure/>
@@ -1255,6 +1502,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fdim(double x, double y); -->
   <function name="fdim">
     <use-retval/>
     <pure/>
@@ -1267,6 +1515,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fdimf(float x, float y); -->
   <function name="fdimf">
     <use-retval/>
     <pure/>
@@ -1279,6 +1528,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fdiml(long double x, long double y); -->
   <function name="fdiml">
     <use-retval/>
     <pure/>
@@ -1291,6 +1541,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fclose(FILE * stream); -->
   <function name="fclose">
     <noreturn>false</noreturn>
     <arg nr="1">
@@ -1298,6 +1549,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int feof(FILE *stream); -->
   <function name="feof">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -1307,6 +1559,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int ferror(FILE *stream);-->
   <function name="ferror">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -1316,6 +1569,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fflush(FILE *stream); -->
   <function name="fflush">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1323,6 +1577,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fgetc(FILE *stream); -->
   <function name="fgetc">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1340,6 +1595,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fgetpos(FILE* stream, fpos_t *ptr); -->
   <function name="fgetpos">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1352,6 +1608,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double floor(double x); -->
   <function name="floor">
     <use-retval/>
     <pure/>
@@ -1361,6 +1618,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float floorf(float x); -->
   <function name="floorf">
     <use-retval/>
     <pure/>
@@ -1370,6 +1628,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double floorl(long double x); -->
   <function name="floorl">
     <use-retval/>
     <pure/>
@@ -1379,6 +1638,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fma(double x, double y, double z); -->
   <function name="fma">
     <use-retval/>
     <pure/>
@@ -1388,6 +1648,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fmaf(float x, float y, float z); -->
   <function name="fmaf">
     <use-retval/>
     <pure/>
@@ -1397,6 +1658,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fma(long double x, long double y, long double z); -->
   <function name="fmal">
     <use-retval/>
     <pure/>
@@ -1406,6 +1668,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fmax(double x, double y); -->
   <function name="fmax">
     <use-retval/>
     <pure/>
@@ -1418,6 +1681,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fmaxf(float x, float y); -->
   <function name="fmaxf">
     <use-retval/>
     <pure/>
@@ -1430,6 +1694,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fmaxl(long double x, long double y); -->
   <function name="fmaxl">
     <use-retval/>
     <pure/>
@@ -1442,6 +1707,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fmin(double x, double y); -->
   <function name="fmin">
     <use-retval/>
     <pure/>
@@ -1454,6 +1720,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fminf(float x, float y); -->
   <function name="fminf">
     <use-retval/>
     <pure/>
@@ -1466,6 +1733,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fminl(long double x, long double y); -->
   <function name="fminl">
     <use-retval/>
     <pure/>
@@ -1478,6 +1746,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double fmod(double x, double y); -->
   <function name="fmod">
     <use-retval/>
     <pure/>
@@ -1490,6 +1759,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float fmodf(float x, float y); -->
   <function name="fmodf">
     <use-retval/>
     <pure/>
@@ -1502,6 +1772,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double fmodl(long double x, long double y); -->
   <function name="fmodl">
     <use-retval/>
     <pure/>
@@ -1514,6 +1785,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- FILE * fopen(const char *filename, const char* mode); -->
   <function name="fopen">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -1526,6 +1798,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fprintf(FILE *stream, const char *format, ...); -->
   <function name="fprintf">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1571,6 +1844,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fputc(int c, FILE *stream); -->
   <function name="fputc">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1597,6 +1871,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fputs(const char *string, FILE* stream); -->
   <function name="fputs">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1622,6 +1897,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- size_t fread(void *ptr, size_t size, size_t nobj, FILE *stream); -->
   <function name="fread">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1640,12 +1916,14 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- void free(void *block); -->
   <function name="free">
     <noreturn>false</noreturn>
     <arg nr="1">
       <not-uninit/>
     </arg>
   </function>
+  <!-- FILE *freopen(const char *filename, const char *mode, FILE *stream); -->
   <function name="freopen">
     <noreturn>false</noreturn>
     <arg nr="1">
@@ -1660,6 +1938,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double frexp(double x, int *exp); -->
   <function name="frexp">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1670,6 +1949,7 @@
       <not-null/>
     </arg>
   </function>
+  <!-- float frexpf(float x, int *exp); -->
   <function name="frexpf">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1680,6 +1960,7 @@
       <not-null/>
     </arg>
   </function>
+  <!-- long double frexpl(long double x, int *exp); -->
   <function name="frexpl">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1690,6 +1971,7 @@
       <not-null/>
     </arg>
   </function>
+  <!-- double hypot(double x, double y);  -->
   <function name="hypot">
     <use-retval/>
     <pure/>
@@ -1702,6 +1984,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float hypotf(float x, float y); -->
   <function name="hypotf">
     <use-retval/>
     <pure/>
@@ -1714,6 +1997,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double hypotl(long double x, long double y); -->
   <function name="hypotl">
     <use-retval/>
     <pure/>
@@ -1726,6 +2010,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fscanf(FILE *stream, const char *format, ...); -->
   <function name="fscanf">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1748,6 +2033,7 @@
       <formatstr/>
     </arg>
   </function>
+  <!-- int fseek(FILE* stream, long int offset, int origin); -->
   <function name="fseek">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1762,6 +2048,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fsetpos(FILE *stream, const fpos_t *ptr); -->
   <function name="fsetpos">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1774,6 +2061,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- char * fgets(char *buffer, int n, FILE *stream); -->
   <function name="fgets">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1809,6 +2097,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long int ftell(FILE *stream); -->
   <function name="ftell">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1829,6 +2118,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- size_t fwrite(const void *ptr, size_t size, size_t nobj, FILE *stream); -->
   <function name="fwrite">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1955,6 +2245,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int getc(FILE *stream); -->
   <function name="getc">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1972,6 +2263,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int getchar(void); -->
   <function name="getchar">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -1998,6 +2290,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- char * getenv(const char *name); -->
   <function name="getenv">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -2007,6 +2300,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- char *gets(char *buffer); -->
   <function name="gets">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -2014,6 +2308,7 @@
       <not-null/>
     </arg>
   </function>
+  <!-- struct tm * gmtime(const time_t *tp); -->
   <function name="gmtime">
     <use-retval/>
     <noreturn>false</noreturn>
@@ -2772,6 +3067,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- int fpclassify (double x); -->
   <function name="fpclassify">
     <pure/>
     <use-retval/>
@@ -3273,6 +3569,7 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double pow(double x, double y); -->
   <function name="pow">
     <use-retval/>
     <pure/>
@@ -3285,6 +3582,20 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- double complex cpow(double complex x, double complex y); -->
+  <function name="cpow">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="2">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- float powf(float x, float y);-->
   <function name="powf">
     <use-retval/>
     <pure/>
@@ -3297,6 +3608,20 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- float complex cpowf(float complex x, float complex y);-->
+  <function name="cpowf">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="2">
+      <not-uninit/>
+    </arg>
+  </function>
+  <!-- long double powl(long double x, long double y); -->
   <function name="powl">
     <use-retval/>
     <pure/>
@@ -3309,6 +3634,19 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- long double complex cpowl(long double complex x, long double complex y); -->
+  <function name="cpowl">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="2">
+      <not-uninit/>
+    </arg>
+  </function>
   <function name="remainder">
     <use-retval/>
     <pure/>