102 compile(const char *instr, char *expbuf, char *endbuf)  in compile()  argument
104 	return (dhl_compile(instr, expbuf, endbuf));  in compile()
108 step(const char *instr, const char *expbuf)  in step()  argument
110 	return (dhl_step(instr, expbuf));  in step()
114 advance(const char *instr, const char *expbuf)  in advance()  argument
116 	return (dhl_advance(instr, expbuf));  in advance()
141     char *expbuf,		/* where the compiled RE gets placed	*/  in dhl_compile()  argument
157 	if (expbuf == NULL) {  in dhl_compile()
158 		if ((expbuf = malloc(regexc_size)) == NULL) {  in dhl_compile()
164 		endbuf = expbuf + regexc_size;  in dhl_compile()
166 		if (expbuf + regexc_size > endbuf) {  in dhl_compile()
170 		memcpy(&reg_comp, expbuf, regexc_size);  in dhl_compile()
232 	(void) memcpy(expbuf, (char *)&reg_comp, regexc_size);  in dhl_compile()
243 			free(expbuf);  in dhl_compile()
249 		return (expbuf);  in dhl_compile()
251 		return (expbuf + regexc_size);  in dhl_compile()