cmake HAVE_OPEN_MEMSTREAM examples

CUBRID/cubrid CMakeLists.txt :456 

check_function_exists(open_memstream HAVE_OPEN_MEMSTREAM)

iotivity/iotivity-lite deps/tinycbor.cmake :31 

check_symbol_exists(open_memstream "stdio.h" HAVE_OPEN_MEMSTREAM)

qpdf/qpdf libqpdf/CMakeLists.txt :376 

check_c_source_compiles(
"#include <stdio.h>
#include <stdlib.h>
int main(int argc, char* argv[]) {
    char* buf;
    size_t size;
    FILE* f;
    f = open_memstream(&buf, &size);
    fclose(f);
    free(buf);
    return 0;
}"
    HAVE_OPEN_MEMSTREAM)

FalkorDB/FalkorDB deps/libcypher-parser/.cmake/Modules/Checks.cmake :18 

check_symbol_exists (open_memstream stdio.h HAVE_OPEN_MEMSTREAM)