Variable at main.c, line 23 References: main.c, line 16 main.c, line 16 main.c, line 26 main.c, line 33 main.c, line 33 main.c, line 37 main.c, line 43 main.c, line 44 main.c, line 81 main.c, line 95 main.c, line 110 main.c, line 118 main.c, line 122 main.c, line 135 main.c, line 139 main.c, line 147 main.c, line 163 main.c, line 169 main.c, line 179 main.c, line 201 main.c, line 243 main.c, line 245 main.c, line 251 main.c, line 257 main.c, line 258 main.c, line 265 main.c, line 296 main.c, line 297