-regexec(preg, string, nmatch, pmatch, eflags)
-const regex_t * __restrict preg;
-const char * __restrict string;
-size_t nmatch;
-regmatch_t pmatch[__restrict];
-int eflags;
+regexec(const regex_t * __restrict preg,
+ const char * __restrict string,
+ size_t nmatch,
+ regmatch_t pmatch[__restrict],
+ int eflags)