_configtest.c:1:5: warning: conflicting types for built-in function ‘sinf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    1 | int sinf (void);
      |     ^~~~
_configtest.c:1:1: note: ‘sinf’ is declared in header ‘<math.h>’
  +++ |+#include <math.h>
    1 | int sinf (void);
_configtest.c:2:5: warning: conflicting types for built-in function ‘cosf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    2 | int cosf (void);
      |     ^~~~
_configtest.c:2:5: note: ‘cosf’ is declared in header ‘<math.h>’
_configtest.c:3:5: warning: conflicting types for built-in function ‘tanf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    3 | int tanf (void);
      |     ^~~~
_configtest.c:3:5: note: ‘tanf’ is declared in header ‘<math.h>’
_configtest.c:4:5: warning: conflicting types for built-in function ‘sinhf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    4 | int sinhf (void);
      |     ^~~~~
_configtest.c:4:5: note: ‘sinhf’ is declared in header ‘<math.h>’
_configtest.c:5:5: warning: conflicting types for built-in function ‘coshf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    5 | int coshf (void);
      |     ^~~~~
_configtest.c:5:5: note: ‘coshf’ is declared in header ‘<math.h>’
_configtest.c:6:5: warning: conflicting types for built-in function ‘tanhf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    6 | int tanhf (void);
      |     ^~~~~
_configtest.c:6:5: note: ‘tanhf’ is declared in header ‘<math.h>’
_configtest.c:7:5: warning: conflicting types for built-in function ‘fabsf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    7 | int fabsf (void);
      |     ^~~~~
_configtest.c:7:5: note: ‘fabsf’ is declared in header ‘<math.h>’
_configtest.c:8:5: warning: conflicting types for built-in function ‘floorf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    8 | int floorf (void);
      |     ^~~~~~
_configtest.c:8:5: note: ‘floorf’ is declared in header ‘<math.h>’
_configtest.c:9:5: warning: conflicting types for built-in function ‘ceilf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
    9 | int ceilf (void);
      |     ^~~~~
_configtest.c:9:5: note: ‘ceilf’ is declared in header ‘<math.h>’
_configtest.c:10:5: warning: conflicting types for built-in function ‘rintf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   10 | int rintf (void);
      |     ^~~~~
_configtest.c:10:5: note: ‘rintf’ is declared in header ‘<math.h>’
_configtest.c:11:5: warning: conflicting types for built-in function ‘truncf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   11 | int truncf (void);
      |     ^~~~~~
_configtest.c:11:5: note: ‘truncf’ is declared in header ‘<math.h>’
_configtest.c:12:5: warning: conflicting types for built-in function ‘sqrtf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   12 | int sqrtf (void);
      |     ^~~~~
_configtest.c:12:5: note: ‘sqrtf’ is declared in header ‘<math.h>’
_configtest.c:13:5: warning: conflicting types for built-in function ‘log10f’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   13 | int log10f (void);
      |     ^~~~~~
_configtest.c:13:5: note: ‘log10f’ is declared in header ‘<math.h>’
_configtest.c:14:5: warning: conflicting types for built-in function ‘logf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   14 | int logf (void);
      |     ^~~~
_configtest.c:14:5: note: ‘logf’ is declared in header ‘<math.h>’
_configtest.c:15:5: warning: conflicting types for built-in function ‘log1pf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   15 | int log1pf (void);
      |     ^~~~~~
_configtest.c:15:5: note: ‘log1pf’ is declared in header ‘<math.h>’
_configtest.c:16:5: warning: conflicting types for built-in function ‘expf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   16 | int expf (void);
      |     ^~~~
_configtest.c:16:5: note: ‘expf’ is declared in header ‘<math.h>’
_configtest.c:17:5: warning: conflicting types for built-in function ‘expm1f’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   17 | int expm1f (void);
      |     ^~~~~~
_configtest.c:17:5: note: ‘expm1f’ is declared in header ‘<math.h>’
_configtest.c:18:5: warning: conflicting types for built-in function ‘asinf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   18 | int asinf (void);
      |     ^~~~~
_configtest.c:18:5: note: ‘asinf’ is declared in header ‘<math.h>’
_configtest.c:19:5: warning: conflicting types for built-in function ‘acosf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   19 | int acosf (void);
      |     ^~~~~
_configtest.c:19:5: note: ‘acosf’ is declared in header ‘<math.h>’
_configtest.c:20:5: warning: conflicting types for built-in function ‘atanf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   20 | int atanf (void);
      |     ^~~~~
_configtest.c:20:5: note: ‘atanf’ is declared in header ‘<math.h>’
_configtest.c:21:5: warning: conflicting types for built-in function ‘asinhf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   21 | int asinhf (void);
      |     ^~~~~~
_configtest.c:21:5: note: ‘asinhf’ is declared in header ‘<math.h>’
_configtest.c:22:5: warning: conflicting types for built-in function ‘acoshf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   22 | int acoshf (void);
      |     ^~~~~~
_configtest.c:22:5: note: ‘acoshf’ is declared in header ‘<math.h>’
_configtest.c:23:5: warning: conflicting types for built-in function ‘atanhf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   23 | int atanhf (void);
      |     ^~~~~~
_configtest.c:23:5: note: ‘atanhf’ is declared in header ‘<math.h>’
_configtest.c:24:5: warning: conflicting types for built-in function ‘hypotf’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   24 | int hypotf (void);
      |     ^~~~~~
_configtest.c:24:5: note: ‘hypotf’ is declared in header ‘<math.h>’
_configtest.c:25:5: warning: conflicting types for built-in function ‘atan2f’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   25 | int atan2f (void);
      |     ^~~~~~
_configtest.c:25:5: note: ‘atan2f’ is declared in header ‘<math.h>’
_configtest.c:26:5: warning: conflicting types for built-in function ‘powf’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   26 | int powf (void);
      |     ^~~~
_configtest.c:26:5: note: ‘powf’ is declared in header ‘<math.h>’
_configtest.c:27:5: warning: conflicting types for built-in function ‘fmodf’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   27 | int fmodf (void);
      |     ^~~~~
_configtest.c:27:5: note: ‘fmodf’ is declared in header ‘<math.h>’
_configtest.c:28:5: warning: conflicting types for built-in function ‘modff’; expected ‘float(float,  float *)’ [-Wbuiltin-declaration-mismatch]
   28 | int modff (void);
      |     ^~~~~
_configtest.c:28:5: note: ‘modff’ is declared in header ‘<math.h>’
_configtest.c:29:5: warning: conflicting types for built-in function ‘frexpf’; expected ‘float(float,  int *)’ [-Wbuiltin-declaration-mismatch]
   29 | int frexpf (void);
      |     ^~~~~~
_configtest.c:29:5: note: ‘frexpf’ is declared in header ‘<math.h>’
_configtest.c:30:5: warning: conflicting types for built-in function ‘ldexpf’; expected ‘float(float,  int)’ [-Wbuiltin-declaration-mismatch]
   30 | int ldexpf (void);
      |     ^~~~~~
_configtest.c:30:5: note: ‘ldexpf’ is declared in header ‘<math.h>’
_configtest.c:31:5: warning: conflicting types for built-in function ‘exp2f’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   31 | int exp2f (void);
      |     ^~~~~
_configtest.c:31:5: note: ‘exp2f’ is declared in header ‘<math.h>’
_configtest.c:32:5: warning: conflicting types for built-in function ‘log2f’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   32 | int log2f (void);
      |     ^~~~~
_configtest.c:32:5: note: ‘log2f’ is declared in header ‘<math.h>’
_configtest.c:33:5: warning: conflicting types for built-in function ‘copysignf’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   33 | int copysignf (void);
      |     ^~~~~~~~~
_configtest.c:33:5: note: ‘copysignf’ is declared in header ‘<math.h>’
_configtest.c:34:5: warning: conflicting types for built-in function ‘nextafterf’; expected ‘float(float,  float)’ [-Wbuiltin-declaration-mismatch]
   34 | int nextafterf (void);
      |     ^~~~~~~~~~
_configtest.c:34:5: note: ‘nextafterf’ is declared in header ‘<math.h>’
_configtest.c:35:5: warning: conflicting types for built-in function ‘cbrtf’; expected ‘float(float)’ [-Wbuiltin-declaration-mismatch]
   35 | int cbrtf (void);
      |     ^~~~~
_configtest.c:35:5: note: ‘cbrtf’ is declared in header ‘<math.h>’