Replaced more deprecated constants which I just found.

Author: jerrykrinock

SSYAlert.h

@@ -186,7 +186,7 @@ extern NSObject <SSYAlertErrorHideManager> * gSSYAlertErrorHideManager ;
  has additional features.
 
  <p>
- The basic look is similar to Apple's alert.&nbsp; There are two columns, left and right.&nbsp;
+ The basic look is similar to Apple's alert prior in macOS 10.15 and earlier.&nbsp; There are two columns, left and right.&nbsp;
  The left column may have, from top to bottom:
  <ul>
  <li>  An icon</li>

SSYAlert.m

@@ -504,7 +504,7 @@ + (NSString*)contactSupportToolTip {
 + (NSButton*)makeButton {
 	NSButton* button = [[NSButton alloc] initWithFrame:NSMakeRect(0, 0, 49, 49)] ;
 	[button setFont:[NSFont systemFontOfSize:13]] ;
-	[button setBezelStyle:NSRoundedBezelStyle] ;
+	[button setBezelStyle:NSBezelStyleRounded] ;
 #if !__has_feature(objc_arc)
     [button autorelease] ;
 #endif
@@ -943,7 +943,7 @@ - (void)setSupportEmail {
 			// However, testing shows that we need 38.  Oh, well.
 			NSRect frame = NSMakeRect(0, 0, 38.0, 38.0) ;
 			button = [[NSButton alloc] initWithFrame:frame] ;
-			[button setBezelStyle:NSRegularSquareBezelStyle] ;
+			[button setBezelStyle:NSBezelStyleRegularSquare] ;
 			[button setTarget:self] ;
 			[button setAction:@selector(support:)] ;
 			NSString* imagePath = [[NSBundle mainAppBundle] pathForResource:@"support"
@@ -1250,7 +1250,7 @@ - (void)setHelpAddress:(NSString*)helpAddress {
              it works.  It seems there should be an NSHelpButtonSize constant
              but I can't find any. */
 			button = [[NSButton alloc] initWithFrame:frame] ;
-			[button setBezelStyle:NSHelpButtonBezelStyle] ;
+			[button setBezelStyle:NSBezelStyleHelpButton] ;
 			[button setTarget:self] ;
 			[button setAction:@selector(help:)] ;
 			[button setTitle:@""] ;

SSYShortcutActuator.m

@@ -175,7 +175,7 @@ + (NSString*)descriptionOfModifiers:(NSUInteger)modifiers {
 	if (modifiers & NSEventModifierFlagOption) [string appendString:@"optn+"] ;
 	if (modifiers & NSEventModifierFlagControl) [string appendString:@"ctrl+"] ;
 	if (modifiers & NSEventModifierFlagShift) [string appendString:@"shft+"] ;
-	if (modifiers & NSFunctionKeyMask) [string appendString:@"func+"] ;
+	if (modifiers & NSEventModifierFlagFunction) [string appendString:@"func+"] ;
 
 	NSString* answer = [NSString stringWithString:string] ;
 	[string release] ;