<div dir="auto">Hello. İt is my first post for the mailing list here. My previous mail was rejected I don't know why. I cannot run the C demo example for Proj 6.3.1. When I run the example with Qt Creator I get this error:<div dir="auto"><div dir="auto"> <span style="font-family:consolas,menlo,monaco,"lucida console","liberation mono","dejavu sans mono","bitstream vera sans mono","courier new",monospace;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;background-color:rgb(240,240,240);color:rgb(12,13,14);font-size:13px">g++  -o proj_c main.o      </span><pre style="margin-top:0px;margin-bottom:0px;padding:10px;border:0px;line-height:inherit;font-family:consolas,menlo,monaco,"lucida console","liberation mono","dejavu sans mono","bitstream vera sans mono","courier new",monospace;font-size:13px;vertical-align:baseline;background-color:rgb(240,240,240);max-height:300px;color:rgb(12,13,14)"><code style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:consolas,menlo,monaco,"lucida console","liberation mono","dejavu sans mono","bitstream vera sans mono","courier new",monospace;vertical-align:baseline;max-height:300px">/usr/bin/ld: main.o: in function `main':
/home/edip/workspace/proj_c/main.c:42: undefined reference to `proj_context_create'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:44: undefined reference to `proj_create_crs_to_crs'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:57: undefined reference to `proj_normalize_for_visualization'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:62: undefined reference to `proj_destroy'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:68: undefined reference to `proj_coord'
/usr/bin/ld: /home/user/workspace//proj_c/main.c:71: undefined reference to `proj_trans'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:73: undefined reference to `proj_trans'
/usr/bin/ld: /home/user/workspace/proj_c/main.c:77: undefined reference to `proj_destroy'
/user/bin/ld: /home/user/workspace/proj_c/main.c:78: undefined reference to `proj_context_destroy'</code></pre><pre style="margin-top:0px;margin-bottom:0px;padding:10px;border:0px;line-height:inherit;font-family:consolas,menlo,monaco,"lucida console","liberation mono","dejavu sans mono","bitstream vera sans mono","courier new",monospace;font-size:13px;vertical-align:baseline;background-color:rgb(240,240,240);max-height:300px;color:rgb(12,13,14)"><code style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;line-height:inherit;font-family:consolas,menlo,monaco,"lucida console","liberation mono","dejavu sans mono","bitstream vera sans mono","courier new",monospace;vertical-align:baseline;max-height:300px">Could you please help me?<br></code></pre></div></div></div>