diff --git a/Modules/regexpr.c b/Modules/regexpr.c
index cc86977..98fa04c 100644
--- a/Modules/regexpr.c
+++ b/Modules/regexpr.c
@@ -546,8 +546,7 @@
 	regexp_ansi_sequences = (regexp_syntax & RE_ANSI_HEX) != 0;
 }
 
-int re_set_syntax(syntax)
-	int syntax;
+int re_set_syntax(int syntax)
 {
 	int ret;
 	
@@ -558,8 +557,7 @@
 	return ret;
 }
 
-static int hex_char_to_decimal(ch)
-	int ch;
+static int hex_char_to_decimal(int ch)
 {
 	if (ch >= '0' && ch <= '9')
 		return ch - '0';
@@ -570,16 +568,10 @@
 	return 16;
 }
 
-static void re_compile_fastmap_aux(code,
-				   pos,
-				   visited,
-				   can_be_null,
-				   fastmap)
-	unsigned char *code;
-	int pos;
-	unsigned char *visited;
-	unsigned char *can_be_null;
-	unsigned char *fastmap;
+static void re_compile_fastmap_aux(unsigned char *code, int pos,
+                                   unsigned char *visited,
+                                   unsigned char *can_be_null,
+                                   unsigned char *fastmap)
 {
 	int a;
 	int b;
@@ -706,16 +698,9 @@
 		}
 }
 
-static int re_do_compile_fastmap(buffer,
-				 used,
-				 pos,
-				 can_be_null,
-				 fastmap)
-	unsigned char *buffer;
-	int used;
-	int pos;
-	unsigned char *can_be_null;
-	unsigned char *fastmap;
+static int re_do_compile_fastmap(unsigned char *buffer, int used, int pos,
+                                 unsigned char *can_be_null,
+                                 unsigned char *fastmap)
 {
 	unsigned char small_visited[512], *visited;
    
@@ -736,8 +721,7 @@
 	return 1;
 }
 
-void re_compile_fastmap(bufp)
-	regexp_t bufp;
+void re_compile_fastmap(regexp_t bufp)
 {
 	if (!bufp->fastmap || bufp->fastmap_accurate)
 		return;
@@ -782,9 +766,7 @@
  *
  */
 
-static int re_optimize_star_jump(bufp, code)
-	regexp_t bufp;
-	unsigned char *code;
+static int re_optimize_star_jump(regexp_t bufp, unsigned char *code)
 {
 	unsigned char map[256];
 	unsigned char can_be_null;
@@ -945,8 +927,7 @@
 	return 1;
 }
 
-static int re_optimize(bufp)
-	regexp_t bufp;
+static int re_optimize(regexp_t bufp)
 {
 	unsigned char *code;
 	
@@ -1147,10 +1128,7 @@
 	} \
 }
 
-char *re_compile_pattern(regex, size, bufp)
-	unsigned char *regex;
-	int size;
-	regexp_t bufp;
+char *re_compile_pattern(unsigned char *regex, int size, regexp_t bufp)
 {
 	int a;
 	int pos;
@@ -1417,8 +1395,8 @@
 			int prev;
 			int offset;
 			int range;
-			int firstchar;
-	    
+                        int firstchar;
+                        
 			SET_LEVEL_START;
 			ALLOC(1+256/8);
 			STORE(Cset);
@@ -1586,16 +1564,8 @@
 if (translate) \
 	var = translate[var]
 
-int re_match(bufp,
-	     string,
-	     size,
-	     pos,
-	     old_regs)
-	regexp_t bufp;
-	unsigned char *string;
-	int size;
-	int pos;
-	regexp_registers_t old_regs;
+int re_match(regexp_t bufp, unsigned char *string, int size, int pos,
+             regexp_registers_t old_regs)
 {
 	unsigned char *code;
 	unsigned char *translate;
@@ -2021,18 +1991,8 @@
 #undef PREFETCH
 #undef NEXTCHAR
 
-int re_search(bufp,
-	      string,
-	      size,
-	      pos,
-	      range,
-	      regs)
-	regexp_t bufp;
-	unsigned char *string;
-	int size;
-	int pos;
-	int range;
-	regexp_registers_t regs;
+int re_search(regexp_t bufp, unsigned char *string, int size, int pos,
+              int range, regexp_registers_t regs)
 {
 	unsigned char *fastmap;
 	unsigned char *translate;