Implicit declaration of function 'ASDISPLAYNODE_NOT_DESIGNATED_INITIALIZER' is invalid in C99

[mayankkuls]

Implicit declaration of function 'ASDISPLAYNODE_NOT_DESIGNATED_INITIALIZER' is invalid in C99
This error is comming

[0xhex]

+1 any solution?

[0xhex]

Add this lines for head of file that gives error,my solution is solved

#ifndef ASDISPLAYNODE_NOT_DESIGNATED_INITIALIZER
#define ASDISPLAYNODE_NOT_DESIGNATED_INITIALIZER()
do {
NSAssert2(NO, @"%@ is not the designated initializer for instances of %@.", NSStringFromSelector(_cmd), NSStringFromClass([self class]));
return nil;
} while (0)
#endif // ASDISPLAYNODE_NOT_DESIGNATED_INITIALIZER

// It's hard to pass quoted strings via xcodebuild preprocessor define arguments, so we'll convert
// the preprocessor values to strings here.
//
// It takes two steps to do this in gcc as per
// http://gcc.gnu.org/onlinedocs/cpp/Stringification.html
#define ASDISPLAYNODE_TO_STRING(str) #str
#define ASDISPLAYNODE_TO_UNICODE_STRING(str) @ASDISPLAYNODE_TO_STRING(str)

#ifndef ASDISPLAYNODE_REQUIRES_SUPER
#if __has_attribute(objc_requires_super)
#define ASDISPLAYNODE_REQUIRES_SUPER attribute((objc_requires_super))
#else
#define ASDISPLAYNODE_REQUIRES_SUPER
#endif
#endif