expm1            2888 ext/standard/basic_functions.c 	PHP_FE(expm1,															arginfo_expm1)
expm1             274 ext/standard/math.c 	return(expm1(x));
expm1             645 ext/standard/math.c PHP_FUNCTION(expm1)
expm1              75 ext/standard/php_math.h PHP_FUNCTION(expm1);