Unbreak build on FreeBSD

CMakeLists.txt

@@ -33,11 +33,11 @@ message(STATUS "Checking deps...")
 find_package(Threads REQUIRED)
 find_package(PkgConfig REQUIRED)
 find_package(OpenGL REQUIRED)
-pkg_check_modules(deps REQUIRED IMPORTED_TARGET wayland-client wayland-protocols wayland-egl hyprlang>=0.4.0 egl opengl xkbcommon cairo pangocairo pam libdrm gbm)
+pkg_check_modules(deps REQUIRED IMPORTED_TARGET wayland-client wayland-protocols wayland-egl hyprlang>=0.4.0 egl opengl xkbcommon cairo pangocairo libdrm gbm)
 
 file(GLOB_RECURSE SRCFILES CONFIGURE_DEPENDS "src/*.cpp")
 add_executable(hyprlock ${SRCFILES})
-target_link_libraries(hyprlock PRIVATE rt Threads::Threads PkgConfig::deps OpenGL::EGL OpenGL::GL)
+target_link_libraries(hyprlock PRIVATE pam rt Threads::Threads PkgConfig::deps OpenGL::EGL OpenGL::GL)
 
 # protocols
 find_program(WaylandScanner NAMES wayland-scanner)

src/core/Password.cpp

@@ -3,8 +3,11 @@
 
 #include <unistd.h>
 #include <security/pam_appl.h>
+#if __has_include(<security/pam_misc.h>)
 #include <security/pam_misc.h>
+#endif
 
+#include <cstring>
 #include <thread>
 
 struct pam_response* reply;

src/core/hyprlock.cpp

@@ -9,6 +9,7 @@
 #include <sys/poll.h>
 #include <sys/mman.h>
 #include <fcntl.h>
+#include <signal.h>
 #include <unistd.h>
 #include <assert.h>
 #include <string.h>

src/renderer/DMAFrame.cpp

@@ -9,6 +9,7 @@
 #include <GLES3/gl32.h>
 #include <GLES3/gl3ext.h>
 #include <GLES2/gl2ext.h>
+#include <unistd.h>
 
 static PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES = nullptr;
 static PFNEGLQUERYDMABUFMODIFIERSEXTPROC   eglQueryDmaBufModifiersEXT   = nullptr;

src/renderer/widgets/IWidget.cpp

@@ -2,6 +2,7 @@
 #include "../../helpers/Log.hpp"
 #include "../../helpers/VarList.hpp"
 #include <chrono>
+#include <unistd.h>
 
 Vector2D IWidget::posFromHVAlign(const Vector2D& viewport, const Vector2D& size, const Vector2D& offset, const std::string& halign, const std::string& valign) {
     Vector2D pos = offset;