38 lines
519 B
C
38 lines
519 B
C
#include <stdio.h>
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#include <stdlib.h>
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/* We define one thing - we need not give it a value, but we can */
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#define BUILD1
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int main(void)
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{
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printf ("\nThis code is common to all ");
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/* We check for the existance ob 'BUILD1' and act accordingly */
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#ifdef BUILD1
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printf ("\nWe had BUILD1 defined ");
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#else
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printf ("\nBUILD1 was not defined ");
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#endif
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/* Can can see if somthing was not defined too */
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#ifndef BUILD2
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printf ("\nBUILD2 was *NOT* defined ");
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#endif
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printf ("\n\n");
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return 0;
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}
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