--- fpu/softfloat.h.orig	2005-08-07 14:45:44.000000000 +0200
+++ fpu/softfloat.h	2005-08-07 14:48:11.000000000 +0200
@@ -234,8 +234,8 @@
 char float32_eq_signaling( float32, float32 STATUS_PARAM );
 char float32_le_quiet( float32, float32 STATUS_PARAM );
 char float32_lt_quiet( float32, float32 STATUS_PARAM );
-char float32_compare( float32, float32 STATUS_PARAM );
-char float32_compare_quiet( float32, float32 STATUS_PARAM );
+signed char float32_compare( float32, float32 STATUS_PARAM );
+signed char float32_compare_quiet( float32, float32 STATUS_PARAM );
 char float32_is_signaling_nan( float32 );
 
 INLINE float32 float32_abs(float32 a)
@@ -281,8 +281,8 @@
 char float64_eq_signaling( float64, float64 STATUS_PARAM );
 char float64_le_quiet( float64, float64 STATUS_PARAM );
 char float64_lt_quiet( float64, float64 STATUS_PARAM );
-char float64_compare( float64, float64 STATUS_PARAM );
-char float64_compare_quiet( float64, float64 STATUS_PARAM );
+signed char float64_compare( float64, float64 STATUS_PARAM );
+signed char float64_compare_quiet( float64, float64 STATUS_PARAM );
 char float64_is_signaling_nan( float64 );
 
 INLINE float64 float64_abs(float64 a)
--- fpu/softfloat.c.orig	2005-08-07 14:45:48.000000000 +0200
+++ fpu/softfloat.c	2005-08-07 14:48:31.000000000 +0200
@@ -5306,12 +5306,12 @@
     }                                                                        \
 }                                                                            \
                                                                              \
-char float ## s ## _compare( float ## s a, float ## s b STATUS_PARAM )       \
+signed char float ## s ## _compare( float ## s a, float ## s b STATUS_PARAM )       \
 {                                                                            \
     return float ## s ## _compare_internal(a, b, 0 STATUS_VAR);              \
 }                                                                            \
                                                                              \
-char float ## s ## _compare_quiet( float ## s a, float ## s b STATUS_PARAM ) \
+signed char float ## s ## _compare_quiet( float ## s a, float ## s b STATUS_PARAM ) \
 {                                                                            \
     return float ## s ## _compare_internal(a, b, 1 STATUS_VAR);              \
 }
--- fpu/softfloat-native.h.orig	2005-08-07 14:52:56.000000000 +0200
+++ fpu/softfloat-native.h	2005-08-07 14:53:15.000000000 +0200
@@ -154,8 +154,8 @@
     return isunordered(a, b);
 
 }
-char float32_compare( float32, float32 STATUS_PARAM );
-char float32_compare_quiet( float32, float32 STATUS_PARAM );
+signed char float32_compare( float32, float32 STATUS_PARAM );
+signed char float32_compare_quiet( float32, float32 STATUS_PARAM );
 char float32_is_signaling_nan( float32 );
 
 INLINE float32 float32_abs(float32 a)
@@ -235,8 +235,8 @@
     return isunordered(a, b);
 
 }
-char float64_compare( float64, float64 STATUS_PARAM );
-char float64_compare_quiet( float64, float64 STATUS_PARAM );
+signed char float64_compare( float64, float64 STATUS_PARAM );
+signed char float64_compare_quiet( float64, float64 STATUS_PARAM );
 char float64_is_signaling_nan( float64 );
 
 INLINE float64 float64_abs(float64 a)
@@ -316,8 +316,8 @@
     return isunordered(a, b);
 
 }
-char floatx80_compare( floatx80, floatx80 STATUS_PARAM );
-char floatx80_compare_quiet( floatx80, floatx80 STATUS_PARAM );
+signed char floatx80_compare( floatx80, floatx80 STATUS_PARAM );
+signed char floatx80_compare_quiet( floatx80, floatx80 STATUS_PARAM );
 char floatx80_is_signaling_nan( floatx80 );
 
 INLINE floatx80 floatx80_abs(floatx80 a)
--- fpu/softfloat-native.c.orig	2005-08-07 14:52:13.000000000 +0200
+++ fpu/softfloat-native.c	2005-08-07 14:52:35.000000000 +0200
@@ -129,7 +129,7 @@
 {
     return sqrtf(a);
 }
-char float32_compare( float32 a, float32 b STATUS_PARAM )
+signed char float32_compare( float32 a, float32 b STATUS_PARAM )
 {
     if (a < b) {
         return -1;
@@ -141,7 +141,7 @@
         return 2;
     }
 }
-char float32_compare_quiet( float32 a, float32 b STATUS_PARAM )
+signed char float32_compare_quiet( float32 a, float32 b STATUS_PARAM )
 {
     if (isless(a, b)) {
         return -1;
@@ -233,7 +233,7 @@
 {
     return sqrt(a);
 }
-char float64_compare( float64 a, float64 b STATUS_PARAM )
+signed char float64_compare( float64 a, float64 b STATUS_PARAM )
 {
     if (a < b) {
         return -1;
@@ -245,7 +245,7 @@
         return 2;
     }
 }
-char float64_compare_quiet( float64 a, float64 b STATUS_PARAM )
+signed char float64_compare_quiet( float64 a, float64 b STATUS_PARAM )
 {
     if (isless(a, b)) {
         return -1;
@@ -314,7 +314,7 @@
 {
     return sqrtl(a);
 }
-char floatx80_compare( floatx80 a, floatx80 b STATUS_PARAM )
+signed char floatx80_compare( floatx80 a, floatx80 b STATUS_PARAM )
 {
     if (a < b) {
         return -1;
@@ -326,7 +326,7 @@
         return 2;
     }
 }
-char floatx80_compare_quiet( floatx80 a, floatx80 b STATUS_PARAM )
+signed char floatx80_compare_quiet( floatx80 a, floatx80 b STATUS_PARAM )
 {
     if (isless(a, b)) {
         return -1;